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GEARBOX

ALL SYNCHRO

4.2

STRAIGHT CUT GEAR SET HEAVY DUTY BAULK RINGS 4.2 BELLHOUSING
Manufactured exclusively for us by two of Considerably stronger than the original, Made from our own pattern equipment
England’s leading gear manufactures, these these will resist cracking, breakage and these are cast in top quality Aluminium and
incredibly strong gears have the same wearing out to a much greater degree. Two now Magnesium, both heat treated. Both
ratios as the original close ratio E-Type types available; being far superior to the original in terms of
gears, as set out in the chart below. The set Steel - designed for the most demanding strength and accuracy of alignment.
comprises of all gears including reverse, all drivers, mainly for racing. We have a choice of original clutch release
brand new manufacture. They will fit Brass - for those slightly more sympathetic fork mechanism or a solid pad in the centre
directly into any 4.2 all synchromesh drivers who prefer a faster shift. to accept your own co-axial release
overdrive or non-overdrive gearbox using mechanism. Also the choice between the
all the original type bearings and synchros The steel may require routine servicing original large starter dog housing (for the
etc. with no modifications or machining. every season. Both fit to the original or our original starter) or our slim line design
The competition set is made from a higher straight cut gears with no modifications. (when using our modern pre-engaged
grade steel and being Vibro deburred has a Fits any 4.2 all synchro gearbox. starter) which helps
superior surface finish. JGBC131 Steel each £119-50 to make it possible to
JGBS301 Normal £1975-00 JGBC132 Brass each £119-50 remove the gearbox
JGBS301C Competition £2350-00 from the car leaving
4.2 NON OVERDRIVE MAIN SHAFT
Brand new reproduction of the standard the engine in place.
STANDARD ORIGINAL Fits any 4.2 all synchro gearbox.
‘E’ TYPE CLOSE RATIOS item with smaller diameter hole to increase
1st 2.750 : 1 2.678 : 1 strength. Spline ground as original. Now also a choice to suit 4.2 ring gear as
2nd 1.905 : 1 1.739 : 1 JGBC123 SWB £395-00 well as 3.8.
3rd 1.389 : 1 1.266 : 1 JGBC124 LWB 2+2 £425-00 To suit 3.8 Starter & ring gear.
Top 1 : 1 1 : 1 JGBS300A Std. fork/big starter Aluminium £645-00
All standard bearings and gaskets etc are JGBS300B Std. fork/small starter Aluminium £645-00
Denis Welch Straight Cut Gears are the carried in stock. JGBS300D Co-Axial/small starter Aluminium £645-00
same ratio as the original works close NEW JCGBS300B Std. fork/small starter Magnesium £975-00
ratios. Product JCGBS300D Co-Axial/small starter Magnesium £975-00
To suit 4.2 Starter & ring gear.
JGBS400A Std. fork/big starter Aluminium £645-00
JGBS400B Std. fork/small starter Aluminium £645-00
NEW
Product
JGBS400D Co-Axial/small starter Aluminium £645-00
JCGBS400B Std. fork/small starter Magnesium £975-00
JCGBS400D Co-Axial/small starter Magnesium £975-00

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