- Bore=4.000in. – Stroke=4.375
* Forged 4032 Alloy is an 11% silicon alloy that is formed in a forging press then fully machined
* Best resistance to cracking in hi-comp performance applications
* Require .001in. wider piston to wall clearance
* Anti-Friction skirt coating
* Replaces OEM # 22503-07B
Tech Tips:-
* 9.6:1 Compression Ratio with 95cc Head Chamber Volume.
* Follow Ring Eng Gap & Piston to Cylinder Clearances as per the supplied M anufacturers Instructions.