strtffld10-31

STARTER GEAR RATIO GUIDE

Formula Ford Kent
Hewland LD200 gearbox
10/31 CWP
Avon tyres (22.1 inch dia)

These suggestions are intended only as initial set up for the beginner.

Your feedback is always welcome, click here

Circuit                            First   Second   Third   Fourth
Brands Hatch Club                  13/37   18/33*   21/30*   23/29*
Brands Hatch GP                    13/37   18/33*   21/30*   23/28*
Cadwell Park                       14/36   18/33*   21/30*   23/28*
Castle Combe                       13/37   18/33*   22/30*   24/28
Croft                              13/37   18/33*   22/30*   23/28*
Donington Park short               13/37   19/33*   21/30*   23/28*
Donington Park long                13/37   16/34    21/31*   23/29*
or using 'Melbourne Hairpin First' 16/35   19/33*   21/30*   23/29*
Ingliston                          14/36   17/33*   20/32*   21/30*
Kirkistown                         16/35   20/32*   22/30*   23/28*
Knockhill                          14/36   17/33*   20/32*   22/29*
Lydden Hill                        14/36   17/33*   19/31*   21/30*
Mallory Park                       14/36   18/33*   21/30*   23/28*
Mondello                           13/37   16/34    19/32*   22/30*
Oulton Park                        13/37   18/33*   21/30*   23/28*
Oulton Park Fosters                13/37   17/33*   21/31*   23/29*
Pembrey                            14/36   18/33*   21/30*   23/29*
Silverstone National               13/37   18/33*   21/30*   23/28*
Silverstone GP                     13/37   18/33*   22/30*   24/28
Snetterton                         14/36   18/33*   22/30*   24/28
Thruxton                           13/37   18/33*   22/30*   24/28
Ty Croes, Anglesey                 14/36   18/32*   21/31*   23/29*

* The above ratios marked * are now obsolete, though many users still have them,
and you may be able to buy them second hand. When buying new, as a guide, the 
current equivalents are as follows-

17/33=16/31, 18/33=16/29, 18/32=17/30, 19/33=17/30, 19/31=17/28, 20/32=18/29,
20/31=18/28, 21/31=19/28, 21/30=19/27, 21/29=18/25, 22/30=20/27, 22/29=19/25,
22/28=21/27, 23/29=19/24, 23/28=19/23

 Tony Wilson. February 2010.
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