KB Performance Hypereutectic Piston Kit 3.498" Standard 8.3:1 CR 4.250" Stroke 80" Big Twin - KB297.STD For Harley Motorcycles 1978-1984 Brand_Motorsport Products Easy roll-on and roll-off ease

Easy roll-on and roll-off ease of use

Model Works Color/Finish Raw Material Carbon Steel Units Each Riding Style Off-Road Type Exhaust Product Name Pipe

Color/Finish Black Riding Style Street Finish Chrome Units Kit Color/Finish Chrome Base Color Black Type Saddlebag Product Name Fastener

3-1/2" of pullback over stock risers

KB Performance Hypereutectic Piston Kit 3.498" Standard 8.3:1 CR 4.250" Stroke 80" Big Twin - KB297.STD For Harley Motorcycles 1978-1984 Brand_Motorsport Products Easy roll-on and roll-off easeFeatures Manufactured from high strength, T 5, heat treated, 390 hypereutectic aluminum alloy Allow a tighter fit and longer piston and ring life Diamond machined pistons are held to plus or minus one gram weight and less than one half thousandth inch (. 0005") tolerances from piston to piston Each kit contains two pistons, pins, spiral lock pin clips and Hastings moly rings Replacement piston rings and pin lock rings available separately KB pistons