Piston S63 Ø45 +0.25mm (1st Oversize) - Simson S50, KR51/1, SR4-2

Piston S63 - for cylinders Ø45.25 - 1. Oversize 63ccm - Length as original S50 piston - thus better intake and exit times than with the conventional S70 piston - with piston pin, 2 Piston rings, 2 wire snap rings - good quality - cast alloy corresponds to 95% of the original material composition AlSi20Cuni (according to TGL 4886) - with piston rings, piston pins and safety clips - with Lubrication holes for the piston pin - plan-machined contact surfaces for thrust washers - high-quality and coated ML-MEGU steel piston rings for the highest loads Installation tip: - the arrow on the piston must be in the direction of the exhaust - point! Note: - In order to ensure high stability and service life of the ML-MEGU products, entry instructions must be observed. - Before each installation of a new ML-MEGU piston, the gap dimension of the piston ring joint must be checked - specification here approx. 0.2-0.3 mm! - The assembly of the piston pin locking rings must be done very carefully!Rings