
Excel Details: I am setting up my own gear chart on the excel spread sheet and the missing link is the final drive ratio. The gear ratios and differential assembly can easily be changed without removing the gearbox from the vehicle. I offer a personal service for Hewland competition gearboxes. fits STA ? used in many different Hewland/March/Lola/Emco gear boxes. 89:1 Oil type SAE 80 or 90 Final drive ratios 3. Dogboxes are the opposite to syncro's they have to be shifted hard and fast.

transmission ratios helpful for race car, hot rod, and custom car builders Hewland LG 500 / 600.
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Download the gear ratio calculator Hewland FTR Sequential Gearbox. If you are racing at different tracks every month this can take even longer to get right - unless you have experience doing it. We had a similar issue with our Trans-am car with the STA Hewland this box is only rated at 450 To 500 lbs-ft torque and we are running around 590 lbs-ft. sells a variety of Hewland Engineering Limited gearboxes, parts and service. Well not quite, but here is some great descriptive information on the step by step procedure for changing gears in your Hewland Mark 8/9. Please note the photos show standard, new gear ratios and may not be the actual gear ratio that is listed.

065-145 : Hewland 24/27 Gear Ratio description. 89:1 JFR(6sp) 79 lbs (36 Kg) Final drive ratio 12/34, 9/35 or 9/31 Oil type SAE 80 or 90 Clutch shaft made to customers requirements Home > Gearbox > Hewland LD Gear Ratio Top - Used. Member Menu These gear ratio's are good for the LD200, 4 or 5 speed. Manufactured by Porsche (ZF) Plate-type limited-slip differential available. Replacement gearsets in various ratios and dog rings are available not only for the Gearkits which Cambridge Dynamics supplies but also for the Hewland LD200, FT200 and FT300 gearboxes. 882: Standard Gear Options (3rd and 4th) LWS-16:34-L: RATIO (LOW) 2. Input RPM,Tire Diameter,gear ratio,and tranny ratio Please. Hewland Engineering have been designing and manufacturing gearboxes and transaxles for racing cars world-wide, since the 1960's. After a lot of surfing the internet for everything Hewland, I ended up going through Hewland Classic in the UK to get new gear ratios.

These instructions are given assuming some mechanical knowledge. Gears ratios for Hewland gearbox, new and used: MK 5, MK 7, MK 8, MK 9, FT 200, FG 400, FTR, JFR e TPT Hewland High-Strength Gear Set for Mk 8. The gearbox is fitted with the below ratios although alternative ratios and spare parts can be Calculate Speed (MPH - Km/H) for given RPM, Rear Gear Ratio and Trans Gear Ratio. You may have to register before you can post: click the register link above to proceed.

Heat treated nickel chrome steel is used to manufacture all gears and shafts. Hewland LD Gear Ratio Top - Used > Price: From $125. I am in need of a 22/30 gear for a Hewland Mk 8/9.
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Show: The powerful shopping cart software for web stores and e-commerce enabled stores is based on PHP5 with SQL database with highly configurable implementation based on templates Hewland gear ratio formulae/ MPH calculations True, but there is value in understanding rather than just punching in numbers. Various Hewland Formula Ford gear ratios. 37 Tooth Gear For 12/37 (HDGB-X) Get Quote.
