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50mm Exhaust Full Race 260° Intake / 242° Exhaust 11
Kit spring: SPR-H1005D
36136781151
5150 bearings have demonstrated their reliability on and off the track
indicating alignment toward the major thrust side for optimal performance
Viton Valve Stem Seals, BMW / Toyota B58 11127620958 50mm Exhaust Full Race 260°Viton Stem Seals for High Performance BMW & Toyota B58 Engines Viton Stem Seals are engineered to prevent oil from entering the combustion chamber, ensuring optimal engine performance. Crafted from premium Viton material, these seals offer superior control and durability across the entire RPM range. Their compact design allows for clearance in small inside diameter valve springs. Developed to withstand the extreme conditions of high horsepower and
US$ 35.00
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