NOS 237/251/265 Piston Ring Set (.020 oversize) - CC1653309, CC2421707
For Pistons with two 3/32 top grooves and two 5/32 bottom grooves
3 7/16” bore
• .020 oversize
C2B1
For Pistons with two 3/32 top grooves and two 5/32 bottom grooves
3 7/16” bore
• .020 oversize
C2B1