Austin Healey 100-6 1957-1959 STD Pistons Set NOS. New Old Stock Wellworty Hepolite Piston set of circlip type. Original part number 402601 set of 6. New number 13543, Five ring piston with additional lower oil ring. 8.5 to 1 Cylinder bore 3.125″
Stock No EP507/STD ( Made by AE the original supplier to BMC and the aftermarket }
AE/Hepolite number 13543 (note these pistons have some aging which will not affect performance as they date back to the late 1950’s 1960’s
- Austin Healey BN4 from C.E. 40501 bush type rods circlip ; 2639cc
- Austin Healey BN6 from C.E. 40501 bush type rods circlip ; 2639cc
Important early 100-6 models used a pinch type rod.. These pistons could be used if late rods were used.
Make sure these are the correct pistons for your vehicle
Cross reference 021-290 for identification
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