|350 STANDARD & GP 23º INV. DOME
Specifically designed for circle track and road racing applications, where the rules call for a 9.5:1 piston. GP Series accepts .043, .043, 3mm backcut rings
and includes lateral gas ports for optimum ring seal. Standard 350 Series accepts 1/16, 1/16, 3/16 rings.
Pin #927-2750-15-51S (130g)
Double Spiro Locks # 927-042-CS
Lateral Gas Ports on GP Series