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FeaturesRings are replacement for one piston Position Notes 1974, 1975, 1977Ski-DooTNT 440 F/A--

FeaturesRings are replacement for one piston Position Notes 1975-1980PolarisTX 340--1977-1982PolarisTXL 340--1980-1982PolarisTXL 340 Indy--1981PolarisCenturion 500 Indy--1983PolarisCross Country--1979PolarisCenturion--1982PolarisIndy...

FeaturesRings are replacement for one piston Position Notes 1973, 1975, 1977, 1978Ski-DooTNT 340 F/A--1973Ski-DooTNT 340 SS F/A w/Cleated Track--

FeaturesRings are replacement for one piston Position Notes 1972-1974YamahaSL433--1974-1975YamahaTL 433--1975YamahaSL 433--1972-1973YamahaSW433--1973-1974YamahaGP433--1971YamahaSS433--1972YamahaGP 433--1971YamahaSW 433 E--

FeaturesRings are replacement for one piston Position Notes 1972-1974YamahaSL433--1975YamahaSL 433--1974-1975YamahaTL 433--1973-1974YamahaGP433--1972-1973YamahaSW433--1971YamahaSS433--1972YamahaGP 433--1971YamahaSW 433 E--

FeaturesStainless steel conversion Extend the lift of the valve train and intake components by as much as 4 times over the OEM titanium parts Designed to flow and perform better than OEM componentsCreated using Finite Element Analysis (F.E.A.) software,...

FeaturesKitted sets of intake and exhaust valves designed to match the OE material specifications for drop-in compatibility (no need to reconfigure spring pack from OE specs)Valves are constructed of Tensilite Titanium and Black Diamond Stainless Steel...

FeaturesStainless steel conversion Extend the lift of the valve train and intake components by as much as 4 times over the OEM titanium parts Designed to flow and perform better than OEM componentsCreated using Finite Element Analysis (F.E.A.) software,...

FeaturesStainless steel conversion Extend the lift of the valve train and intake components by as much as 4 times over the OEM titanium parts Designed to flow and perform better than OEM componentsCreated using Finite Element Analysis (F.E.A.) software,...

FeaturesStainless steel conversion Extend the lift of the valve train and intake components by as much as 4 times over the OEM titanium parts Designed to flow and perform better than OEM componentsCreated using Finite Element Analysis (F.E.A.) software,...

FeaturesStainless steel conversion Extend the lift of the valve train and intake components by as much as 4 times over the OEM titanium parts Designed to flow and perform better than OEM componentsCreated using Finite Element Analysis (F.E.A.) software,...

FeaturesStainless steel conversion Extend the lift of the valve train and intake components by as much as 4 times over the OEM titanium parts Designed to flow and perform better than OEM componentsCreated using Finite Element Analysis (F.E.A.) software,...