KB Performance, 88" to 95" big bore piston set. STD
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88" to 95" big bore conversion kit. Used with stock heads and cylinders, 3-3/4" bore and 4.938" long cylinders. By boring the stock cylinders to the 3-7/8" big bore size you will increase engine capacity from 88" (1448cc) to 95" (1546cc).
9.25:1 CR. Piston weight 400gr.
Piston pin weight 97gr. / Head type: Flat top.
Dome +16.7cc / Compression height 1.270".
Bore 3.875" (3-7/8") / Stroke 4.000".
Rod length 7.667" / Cyl. length 4.938".
Comes with T6 heat treated 390 Hypereutectic cast pistons with 16% silicone levels which enables running a very tight clearance for longevity and hardly any piston noise.
Note: Top compression ring will need additional clearance. See instructions.
