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BORE SIZEF3.498h
COMPRESSION RATIOF9.6F1
MADE IN THE U.S.A.FNo
MATERIALFAluminum
MODELFKB Performance Hypereutectic
NOTEFUse Lock Rings PART #0913-0001.
PACKAGINGFPair
RING STYLEFMoly
SIZEF+.005h
SPECIFIC APPLICATIONFYes
STROKEF4 1/4h
STYLEFPerformance Replacement
TYPEFPiston Kit
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KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance.
Due to the thermal conductivity and design of KB pistonsC special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.
Each replacement ring PART # denotes rings for two pistonsC except 84-99 Big Bore kits and 99-06 88hTwin Cam kitsC which require two sets.
EManufactured from high-strengthC T-5C heat-treatedC 390 hypereutectic aluminum alloy
EAllow a tighter fit and longer piston and ring life
EDiamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005h) tolerances from piston to piston
EEach kit contains two pistonsC pinsC spiral-lock pin clips and Hastings moly rings
EReplacement piston rings and pin lock rings available separately
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