
The Story
STD 020 040 (set of 4) Rings not included
Use RS4735 piston rings
Includes oil gallery cooling & alfin insert on first compression ring. Round opening OD 48mm
Top of dome to crown 6mm
Compression height 49.6mm -17.7mm

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
STD 020 040 (set of 4) Rings not included
Use RS4735 piston rings
Includes oil gallery cooling & alfin insert on first compression ring. Round opening OD 48mm
Top of dome to crown 6mm
Compression height 49.6mm -17.7mm














