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the Concord design truly enhances the engine characteristics
allowing you to connect your breather line directly into the intake manifold without cutting hoses or making permanent modifications
Kit includes 10 x stud/nut/washer
saving time and money in the long run
Shaft is precision machined from a single piece of high-strength billet steel producing shaft
Riva Yamaha 1.8L Main Crankcase Stud Kit Launch Kit the Concord design truly enhancesOur ultra high strength crankcase main stud kit is essential equipment when upgrading internal components on your high boost Yamaha engine. Precision machined from premium grade 8740 alloy and heat treated to exacting tolerances, these studs dramatically increase reliability & ease of maintenance. For use with Yamaha 1. 8L Engines Key Features: Superior material & heat treat process provide 10X better fatigue strength than OEM bolts. Studs provide
