Overdrive - 'A' type, inner (to September 1972)
for cam
Required: 1
with lock tab - bridge bar
May replace original nut and lock tab (ill. 6 and 7)
Required: 4
with pins assembly
Required: 1
for thrust ring in 'A' type overdrive - supplied in sets of 8
Required: 1
for overdrive with serial no. 22/61753
TR5/250, TR6 to March 1971
Required: 1
for A-type overdrive with serial no. 22/61985 - fully reconditioned used item
TR6 from April 1971
Required: 1
overdrive end - square type
TR5/250, TR6 to March 1971
Required: 1
overdrive end - round type
TR6 from April 1971.
May replace square flange on early models
Required: 1
accumulator piston. Supplied in sets of 6
Required: 1
with piston rings assembly. Outer dimeter: 1.1/8"
Required: 1
modified variant with 'O' rings. Outer dimeter: 1.1/8"
Required: 1
for 'A' Type Overdrive. Competition type with two uprated springs and a larger piston with 1.75" diameter
Required: 1
for accumulator piston on 'A' Type Overdrive , uprated type. Supplied in pairs
Required: 1
for gearbox mainshaft in A-Type overdrive body. Supplied in pairs
Required: 1
