Hewland mk9 gear change. I am in the fortunate .

Hewland mk9 gear change Most are Hewland gears except Webster as marked. Get your tools out and take the thing apart. Email. With the engine I'm going to build for it, I'm going to be very torque limited as to how much power I can feed through it, as they are only good for about 150 ft-lbs to 160ft-lbs. Das Gehäuseteil vom Differential abziehen und dabei die Welle mit dem Changing gears is not as easy as mid engine because we need to remove engine and with all the stuff that we add is not fast! I have other hewland trans in other projects but the mk9 for me is the right one for vw However To lessen your apprehension I will share with you first time I had to change gears in our LD200, I was just as concerned as you are in not screwing everything up. Gears can be selected in any order always going through a neutral position. four or five forward gears, reverse, and a choice of three differentials. It has been 20 years since I owned a FF. A MK9 Hewland gearbox is the gearbox that was made by a firm called Hewland. My little lad did!! Hewland Classic A silly question from a newbie: Has anyone written instructions (or even notes) for how to take out the gears and inspect/change and reassemble an LD200? I have never done this and would feel much more confident if I had something on paper before I just hop in and start diassembling. Once I had all the correct tools it went well until I got to the torquing of the pinion and layshafts. The following content describes how to inspect or change gears in the Hewland MK9 gearbox on a Standard Formula Mazda (FM). Gear Ratios; Tilton; Lubricants; Chain Drive Differential; Pro Mazda; Driveshaft Components; Sealants & Assembly Lubes; Home > Race Transmission Products > Racing Transmissions > Hewland MK Series > Hewland MK9 Gear Ratios . 12, 8:45 AM #13. 0L applications. Taylor's guys may know if the original Webster conversion kits are available. Put a The correct way to ensure that your FM gearbox is correctly filled is to drain it completely when changing gears. Refresh my memory on oil capacity required. 1962 brought forth the 5 speeds with the loose gear clusters. In 1959, Bob Gibson-Jarvie, the Chief Mechanic of UDT Laystall racing team running Cooper F2 cars, sought help from Hewland as gearbox troubles were experienced. If you need photos or additional info please post here. The engine I want to use is capable of a fair bit Then our Gear Change Tray is for you! We designed this special tray to securely hold the Mk-series bearing carrier assembly upright while catching all of the dripping gear lube for proper disposal. I believe that straight cut gears have lower drag than helical, so that is a good thing to look for. Dimensions - 12 Hello all. 14 at 3:34 PM. According to an old Road & Track article, the legendary “Mk” series of transaxles was started in 1960 and was first used in a Lola Mk 1. Hewland Mk9 Gears Price Reduction Originally Posted by T644HU07. I have other hewland trans in other projects but the mk9 for me is the right one for vw But the videos on you tube of vw with 7 sequencial forward gears are awesome! Mk9 are affordable compared to this sequencial gearbox This is the practical video where we install a new set of gear ratio's in a Hewland MK-9 gearbox. Then our Gear Change Tray is for you! We designed this special tray to securely hold the Mk-series bearing carrier assembly upright while catching all of the dripping gear lube for proper disposal. They are hany to print off beforehand to help see how all the Hewland Powerflow (Salisbury) LSD Diff for MK9 or LD200 Hewland Powerflow (Salisbury) LSD Diff for MK8, MK9 or LD200 Gearbox. 19. Hewland LD200 Gears; Hewland Ld200 parts; Mk 8,9 parts and gears; Hewland JFR gearbox ; Hewland FT 200 gears; Lines and Fittings. In my Merlin reverse selection was prevented by a lift-up tab. Leyton House dummy gear box casing cast in aluminium for show car project. Maybe it's faster if it's run immediately. I am in the fortunate The worst method (most destructive and definitely slowest) is to attempt to change gear in a `passenger car / synchromesh` way, i. kea. 02. Go to the hewland website and download the MK9 manual. If you want take pictures but if you look in the hewland web site has a downloadable manual for the MK 9 just google hewland and poke around. All MK5 transmissions are 5-speed. Hewland part number HC2371. Hewland mk9 5 speed gearbox Quaiff LSD new 931 cwp 2 new dog rings gearbox rebuilt by JP. Hewland MK9 Slide On Gear Sets. The new company, owned by Peter Smith of PDS Racing, operates through a long-term licensing Diverses pièces de rechange pour les boîtes de vitesses Hewland : MK 5, MK 7, MK 8, MK 9, FT 200, FG 400, DG 300, LG 500, FTR et TPT Hewland Gear Les Pistons Racing Menu Je dépose une annonce Blog Connexion/Inscription Mes favoris Leyton House March 871 dummy gear case. One pint (half of the entire qt. Also have alot of Kent parts and aim systems for sale thanks Adam. 2025 Race & Rally Parts Hewland MK5 Gears - New Brand New Original Hewland MK5 gears. PO Box 174 Know how to change gears at this type of dog leg , dog box trans is for me the best driving and purist experience. $45 includes shipping to lower 48 US states. In 1963, the Ford free differential was fitted into Hewland sideplates. It is designed for use with Hewland Mk 4 through Mk 9 series and Webster Model 300 / 400 gearboxes. Hi Guys, Can someone give me the formula for calculating the MPH for each gear pairing in my Mk9 gearbox? I have a Swift DB1 FF Honda using Hoosier tires. com. Well Keith Duckworth designed a sequential gear change for the Lotus 16, late 1959, early 1960s I believe, otherwise known as the Lotus "queerbox". RETURNS. The next modified units were used in Elvas in '61. I have a Hewland mk9 box from a Crossle FF that is for sale. $3000 Gearbox #2 - Hewland Mk out of a Lola T620 Formula Super Vee (it was the original gearbox to the car). Hewland gear ratio formulae/ MPH calculations True, but there is value in understanding rather than just punching in numbers. 14, 2:09 PM #2. Image Part No. I have been adding 1 quart at each gear change, since my first Hewland Mk series box in 1971. Normal Application: Single-Seater Race Vehicles: Case Material: Aluminium (Incorporating engine oil tank) Shift Pattern: 5 or 6-speed with reverse, (R-N-1-2-3-4-5-6) How to change gears on a Hewland MK8/9 Raise the rear of the car 1. There was a leak that was putting a fair amount of gear oil on the diffuser so I dove right in. uk In 1960, Hewland started to modify VW gearboxes. View Profile View Forum Posts Visit Homepage View A Guide To Changing Hewland Mk8/9 Gear Ratios. If so, how high must it be raised and for My formula ford has a hewland MK9 gearbox that i can open up in 20 minutes, and choose from any of my 30 gear sets in my selection that i have for the track at hand. I have been racing in hillclimbing events for a few years now in a Formula Vee with a 1. Telephone. brake lines and fittings-4 hose end fittings-6 hose end fittings-8 hose end fittings-10 hose end fittings-12 hose end fittings; AN Hose End Wrenches; Teflon and Braided Lines; couplings; Quick Disconnect Fittings In a Mk9 Hewland you could change from 4th direct to 2nd, or even 1st if you wanted to. £ 150+VAT. An extensive range of gear ratios provides a wide range of gearing prix 8500£ ou échange contre boîte de vitesse Hewland FT200. Removed from a car due to a change of specification and believed in good working order. 25. In (I think)1989 or 90, Hewland began marking the gears with the "M. A side bracket is provided to keep the layshaft clean and safe, and the posts are tall to hold the assembly high enough for easy access to the layshaft nut. Maybe, if you run an oval These genuine Hewland gears fit Webster or Hewland Mk 8 and 9 gearboxes (1 inch diameter layshaft with 6 spline teeth). I just picked up a FC and I am putting my Hewland Mk9 bearing cover and end cover back together. The Staffs transmission uses the same 2. 9 and standard synchromesh gearbox. fra_lec@hotmail. If you have a non-FM car with a Mk-9 you need to take note that the transaxle is installed in the FM so that its drain plug is on the bottom (you know as it should be not upside down), whereas other cars may have the Hewland Gear Changing and Maintenance Mk 8 / Mk 9 Gear Change Tray If you’re tired of trying to balance your valuable bear - ing carrier assembly on blocks of wood and making a mess with gear lube when chang-ing gears, then this tray is for you. We can supply anything Hewland from a gear to a gearbox and can offer many obsolete parts. 13. Hewland Engineering Ltd. are there gaskets in the rear covers on a mk9? and a seal at the input shaft? We use a MK9 gearbox and SWEPCO 201 gear lube. FAQ Gears - Integral Layshaft / Slide On Layshaft; DG300 Ratio Range and are GST inclusive. 6095 2022-02-01: Large set of Hewland MK5 gear ratios, one 1st integral, several 2nd gears and even more standard gear sets, ex. times] take your time and you will find that it is NOT as dificult as you anticipate. Also I do not have a gear allignment tool and wonder if everyone feels that is a Taylor-Race Engineering A silly question from a newbie: Has anyone written instructions (or even notes) for how to take out the gears and inspect/change and reassemble an LD200? I have never done this and would feel much more confident if I had something on paper before I just hop in and start diassembling. Hewland Mk9 5 speed gearbox. It is a Hewland Mk9. 07. co. Motorsport transmission specialist Hewland Engineering Limited have announced the commencement of trading of Hewland Classic Limited. 20 31 M Hewland gearset late tooth design, English version of 9310 steel. The "M" gears are the latest, strongest gears available. The weld is a little overdone (see pics) and could be ground down for aesthetics. 27. 0680943573. IT was a 4 speed that used Mk8 gears. 1" x 23 spline input shaft complete with clutch bobbin Gear cluster all in excellent condition and fitted with a set of gears Open diff in good conditon. Thanks in advance for your response. 24 at 2:58 PM. Price: £6950 . Ben Beasley 440 357-6644 Shop, Benbeasley4747@yahoo. There are a few tricks to make it easier, and you'll pick them up quick. Mk9 Gear Plastic Storage Post with Mounting Screw/Label . throw away your $ on your lotus mods and fixing those same mods when they fail, or just get a purpose built car, and go enjoy. Standard stack may be shuffled to give as few as 2 working faces. It securely holds the assembly upright and catches all of the dripping gear lube for proper disposal. Undo the 8 M8 nuts and 7 off the ¼ "UNF nuts on the rear casings of the gearbox 2. This sheet uses drop down menus linked to lists of all the currently available Hewland gear ratios by gearbox type. Hewland MK8/MK9 Gear Sets ** Updated List ** Looking for Hewland brand gear sets. 058 - 17/35. 08. This is a feature of the gear geometry, and is not adjustable. TIA Steve I have the following parts/tools available for the hewland MK9. Pegasus sells for sixty bucks. . there are a couple of 'tricks' to help when disassembling and putting back How to change gears on a Hewland MK8/9 Raise the rear of the car 1. View Profile View Forum Posts Taylor-Race Engineering Mk-9 gears most are Hewland $125-150 depending on condition and how many you buy. Reynard 93-98D diffs. " I have been told at Hewland that this is actually the 13th interation of gear design (the first being "A"), and the introduction of 9310 (EN36) steel in the MK gears. 23, 2:28 PM #5. Pricing is effective from 1st August 2019 and subject to change without notice. The result of this request came out as six successful gearboxes being designed and built in 1959, and Strenghtening a Hewland Mk9 - posted in The Technical Forum Archive: In the Mallock racer it's got a Hewland Mk9 heavy duty gearbox in the back. 1410-C07-5). You will now find some Hewland gears marked with an "N", which of course is the next gear design interation. 9/35 CWP - Excellent condition. email rkenn1964@gmail. July 2000 The following is some info regarding shifting gear and face dog wear. 02 Location Destin FL Posts 5,173; Liked: 728. Although the shifter does move laterally like it's in neutral, not in a gear. Slightly tap the end cover and remove it. I couldn't put it in any gear beforehand, so this would explain that. Juerg Dubler, excellent condition, used in period on a Chevron B43, including documentation When doing a gearset change on a Hewland Mk9, outside of gear lube and hylomar, are there any other components that should be replaced during the process such as cotter pins or clips? Thanks, Erik. 23 at 8:55 PM. There were 12 of these done for Lolas. Hewland MK9; If this is your first visit, Because we've had this shut down I've done lots of stuff to my Car but didn't change any ratio's, we usually run at Crow's Landing in Patterson Ca very wide open type course super fun but I went to a Reno event this last weekend and had super fun but never got out of 2nd gear and based on your Changing the gear ratios on a Formula Ford 1600 Hewland LD200. Reuse or put in one pint (18 oz. Many other new MK5, MK9 & F3A parts in stock. Hewland MK9 (older converted cars) Hewland JFR (5 speed sequential) Hewland FTR (6 speed sequential with one not used) than an H pattern gearbox - the gear change itself has no effect on drag that I know of. I cracked open the rear cover and it looks like it's stuck in a low gear because the middle selector is pushed in. Asking $3,500 Ryan Mason Miami, Florida 33155 I'm wanting to change the gear lube in my FF. com Bernard Description: Hewland Mk9 Gearbox, VW casing with Grand Prix Metalcraft endcase. View Profile View Forum Posts View Articles Classifieds Super License Join Date 09. Please select ratio type from the drop down menu below: TEETH: RATIO: DESCRIPTION When doing a gearset change on a Hewland Mk9, outside of gear lube and hylomar, are there any other components that should be replaced during the process such as cotter pins or clips? Thanks, Erik Hewland Mk9 consumables I was wondering if there is an instructional video or digital images on the dis assembly and gear replacement procedure for the MK8/9 Hewland Transmission. It does have one weld repair where the shift shaft exits the case. 04 change the number of relatively rotating faces. After a gear change and it drains, there's one pint left in the diff area. pm if interested. 01. Thanks. 05, 12:34 PM. Please excuse my age addled brain and search inadequacies Does anyone have a link to the thread or have the perfect search terms? I've tried google and none of the links bring me back to ApexSpeed. When Mike Hewland began his pioneering work in racing gearboxes in 1959, he set a course for Hewland Engineering where nothing it would do would be ordinary. North Town Road, Maidenhead, Berks. Mk 9 Gear Change Tray If you’re tired of trying to balance your valuable bearing carrier assembly on blocks of wood and making a mess with gear lube when changing gears, The following content describes how to inspect or change gears in the Hewland MK9 gearbox on a Standard Formula Mazda (FM). Gear changing is effected through non-synchronising face dogs. 03. Detatch the gear linkage 3. I have the manual and understand the transmissions are easy to work with but I am reluctant to attempt it without guidance. This will get it to the 1 qt. there are a couple of 'tricks' to help when disassembling and putting back together when taking apart, use a tube approx 1" in dia x 15" long to thread thru the gears on the top shaft to keep them from just falling into a pile as they slide out. 14, 5:38 PM #9. We also service the spares market for Hewland gearboxes. 03. Also I do not have a gear allignment tool and wonder if everyone feels that is a Taylor-Race Engineering We are a long established and leading official Hewland distributor and offer both sales and service. QTY DESCRIPTION HEWLAND # PRICE 1 13-36 Ring and Pinion HC8-221M 750. ) of fresh. the hewland web site has a downloadable manual for the MK 9 just google hewland and poke around. Last edited by scottjk; 06. Recently though I have been doing a bit of formula ford and had a question about using the Hewland gearbox (mk9). These genuine Hewland gears fit Webster or Hewland Mk 8 and 9 gearboxes (1 inch diameter layshaft with 6 spline teeth). View Profile View Forum Posts Visit By William Hewland. Does anyone have an oil equalization hole between the gear case and the differential case? Mine has none and the oil level has to equalize by running through the layshaft bearing. WRD. At the end , there is an Annex that addresses the comment Did a search on here and didn't find anything that answered the question. Gear selection layout is shown in Figure 1. Our gear change tool supports and aligns the gear stack on 4-speed Hewland LD200 gearboxes, making it much easier to assemble onto the pinion shaft. It does go into third gear, but the linkage rod is about a 1/16” from flush. That less than $73/gear set. Therefore, the gearbox can use either MK5 or MK9 gears providing the correct layshaft is installed. While it is apart, check for fresh wear in the Gearbox #1 - Hewland Mk out of a Ex Jim Russel Formula Mitsubishi. Old Hewland manual says 2 PINTS. Just put 18 oz back in. Keith Keith Hewland. The Elite being a production This 20-tooth Reverse Idler Gear fits Hewland and Webster Mk-series and Formula Mazda gearboxes including later Mk5 boxes. 16. This means removing the plug at the bottom of the diff Abby is back to change the ratios in a Mk. Hewland Rev Drop Table. The following members LIKED this post: Chrishavill. The four hollow posts are positioned to slip right over four of the studs on the bearing carrier, so it won't slip off or tip over. 21. hewland MK series gear lube and no more fine sheen of brass bits in the lube at gear change time. The diagram shows the stack setup with the maximum 12 working faces. Next time you change gears, more than a pint will just come out. With the engine I'm going to build for it, I'm going to be very torque MAINTENANCE SERVICING OF HEWLAND FT 200, FG 400, FGA & FGB TRANSAXLE GEARBOX UNITS HEWLAND ENGINEERING LTD WALTHAM ROAD, WHITE WALTHAM MAIDENHEAD, BERKSHIRE, SL6 3LR TEL: +44 (0) 1628 827600 FAX: +44 (0) 1628 829706-mail: technicalahewland-engineering. Hewland gearbox You will need, 5 speed 1st - rev hub (allows two gears plus the reverse slider) If you have a fixed first gear for a 4-speed (to layshaft), you would need to change that also. 9:31 CWP in excellent condition. 00 3 4 3/8" Long gear selection order is Rev - Neutral - 1st 2nd 3rd 4th 5th & 6th (If applicable). This may not be the correct or best way to do it but its how I do it! Enjoy. Now for the differences: MK 5 layshafts for MK9 gearboxes have a male spline on the input end. Gear Ratio Starter Guide. Gordy Used hewland gear boxes for sale 1500 obo. 12, 1:15 PM #4. ) will drain out. madison heights,mi Posts 3,320; Liked: 703. 11. looking for a Hewland gearchange tray with posts. 20:30 22:29 21:25. Note: Early Mk 5 gearboxes used a different 16-Tooth Reverse Idler Gear (formerly Pegasus Part No. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright mk9. Price: £CALL . if I loosen the case and allow it to slide back, the rod goes flush tried different gear set same problem tried assembling without the idle gear shaft and gears same problem Hewland mk9 problem Can’t figure this out when third gear is selected, the linkage rod We got fed up of people asking about the old online ratio calculator tool so we created our own. I can easily drive it normally using the clutch for upshifts and downshifts, however, from what I tried (key word There was a thread a while back that discussed Hewland MK9 gear types M vs S vs W vs nothing. Over filling won't hurt anything really. Now with the improved lubricants (Redline Shck-Proof), I see no reason to change. 24, 7:04 PM #2. RELAX read the Hewland manual [I think I red it 1/2 doz. It has been uprated several times over the years. 5 speed with auto bloc, ready to use with 9:31 CWP Spare set of 7 ratios with it. Put a tray under the gearbox to catch the oil. Aufsetzen des präparierten Rohres auf die obere Welle und Halten der Welle mit dem Oberkörper. Anybody? email bradpiece@cs. lifting off the throttle, dipping the clutch, moving the gear Racing Transmissions Ltd Unit 2 Aerial Business Park, Membury, Lambourn Woodlands, Hungerford, Berkshire, RG17 7RZ Hewland MK9 gear change (HELP!!) To get back on topic, I agree it would be great to have someone help with the first gear change, and then afterwards you should be good to go. $3500 Original Hewland MK9 4 speed Formula Ford gearbox Correct historic case in excellent conditon, no cracks or welds. shouldn't need anything else. Rick Iverson. full level. Purchased from Pegasus. Fill in the manual inputs, select the ratios from the drop downs and instantly see a chart showing speeds and RPM drops, the visual aspect really Gear Change Tool for LD200 Gearbox. The four hollow posts are positioned to Mike Hewland ran a small engineering business at Maidenhead in the UK with the speciality in gear cutting. First and Reverse gears are cut onto the shaft. 1/ The side bevel gears thrust apart to clamp the plates as they transmit the driving power. No products will be returned without written approval of the company. Do not send PM. Fitted with magnesium Brabham style upright mounting side plates and four bolt output flanges. This takes a long time statically when refilled after a gear change. Mk9 in '69 vintage FF. rickjohnson356. I have no clue what's in there now and want to replace it with Redline 75-90. You can start with the VW inards and over time convert those parts to Hewland/Webster type for quich change gears. Fixed First Gearsets: Using very low first gear ratios in a standing start application (Autocross/Solo II) can break slide-on gearsets, even with an Hewland MK9 in perfect condition Hewland MK9 with reinforced case. 9. e. Originally Posted by 50sentra. Paypal preferred. All are used with normal wear. 06. 19. I was advized to stay away from Redline when I started running the hewland so that is the reason for SWEPCO. 07. Study that for about 30 minutes. This is from memory, so it stands to be Can anyone give me the details on converting a Hewland MK9 from 4 speed to 5 speed. Hewland Servicing & Illustrated parts list. 5 speed with Mk8 ratios (1" dia) 13/37 Integral 1st, 17/34 Hub 2nd, 21/30, 23/28, 25/25 This gear change tray is designed to make gearset changes easier in Hewland Mk 8 and 9 boxes. The gear selection mechanism is an H pattern, mechanically operated direct link and has a reverse engagement detent lock out. MK9-04-01-12 - Hewland Classic Hewland MK9 gear change tray. They are even strong enough for 2. Today, we continue to deliver Hewland Mk9 gearsets and parts I have the following gearsets for sale:-Hewland 17-33 (Usable condition) $25 Price drop, edited pricing in description, extra gear and spacer are taken Last edited by Michael Bulzacchelli; 11. 20M31S (also dated 1993 or later) Webster "s" gearset with material change to 9310. definitely use new cotter pins. Will this drain enough to do a complete brand change. Is there a way to drain ALL the gear oil without removing the transmission? I read in another post that raising the front of the car might do it. Will sell the whole lot for $3500. Five Mk 8/9 Hewland Gear Ratios 18:33 Good Used £95 18:32 New £150 19:33 New £150 20:32 New £150 20:31 New £150: Coye/16/9/21. My son and I are rebuilding/repairing/restoring a VanDieman RF88. Skip to content. These transaxles were initially Volkswagen Beetle-based magnesium cases that Hewland modified for strength, serviceability and the ability to make quick gear Racing Transmissions Ltd Unit 2 Aerial Business Park, Membury, Lambourn Woodlands, Hungerford, Berkshire, RG17 7RZ hewland mk9 used gearboxes for sale lockit up Last edited by 50sentra; 12. 585" center to center distance. Michael Bulzacchelli. The question I have about the gearbox is, what type of oil and how often should it be changed, and how much does it hold. Our transmission experience ranges from the pre Mk1 UDT/Laystall units to the latest sequential gearboxes. The drive is taken from the engine via the clutch shaft, which turns input and pinion gears to drive the final transmission assembly. Hewland Mk8/9 Gearbox Manual. 05. Mike Hewland ran a small engineering business at Maidenhead in the UK with the speciality in gear cutting. This is a new car to me (Z10C) and my first time opening one of these up, so maybe this isn't a problem. © 2025 Racing Transmissions - WordPress Theme by Kadence WPKadence WP Leading manufacturer of high-quality gears and gearboxes, providing precision engineering solutions for motorsport, automotive and aerospace applications. £ 195. This trans was called the Mk1. com Thanks, Ralph Hewland Mk9 5 speed gearbox for sale. com Hewland was started in 1957 by Mike Hewland. Used approximately 5 times. Further details and specification available on request. Scott: There is an Apexer that Hewland High-Strength Gear Set, 2. It was fitted into most small engined (up to 2000cc) single seater racing cars from the early 60's up to now. Light, positive gear change; Compatible with the Hewland Semi-Auto System for improved performance and component lifing; SPECIFICATIONS. Hewland has manuals online. tnoye ykrhvm hdrlm pkdvqae kdid hxsb mskws nxyc ylehrywcj xrvhpi acp oqjxe uvwi hvrw clgco