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1981-1981 Dodge B250
25" throttle bores
sea and air use
Will not work with aftermarket serpentine pulley systems and will require the use of a long-style water pump kit includes the supercharger assembly with Eaton internals
Youth Small
KB Hypereutectic Piston 4.190" Bore 5/64 x 1/16 x 3/16" Ring Grooves - Minus 6.0 cc RG40003S 1981-1981 Dodge B250Product Description: Piston KB Series Hypereutectic 4. 190 in Bore 5 64 x 1 16 x 3 16 in Ring Grooves Minus 6. 00 cc Pontiac V8 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
