KB Hypereutectic Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 7.0 cc H762003XL 0 mS Max Continuous Dwell:

0 mS Max Continuous Dwell: 9 mS but don't exceed 40% duty cycle Max Intermittent Dwell: 80% duty cycle

This bracket is also superior in strength to the standard folded style GM brake bracket

Billet top flange housing includes an 8AN inlet and 10AN outlet port and a fuel filler cap

1968-1969 Chrysler New Yorker

KB Hypereutectic Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 7.0 cc H762003XL 0 mS Max Continuous Dwell:Product Description: Piston KB Series Hypereutectic 4. 060 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Minus 7. 00 cc Small Block Chevy Set of 8 Created from a high silicon aluminum alloy, KB Performance pistons are lightweight to improve throttle response and RPM changes while still being strong enough to withstand high compression and high temperatures. Each piston is engineered with race ready features like high upper compression ring locations, gas