Motorcycle Full Crankcase Cover Cylinder Gasket Kits Set For Yamaha SR400 94-18 SR500 94-99 Fit For Yamaha SR400 94-18 SR500 94-99 air-cooled single cylinder motorcycles; fits cylinder, crankcase side cover outline bolt hole layout All-in-one integrated kit includes all required gaskets for cylinder assembly full crankcase side covers to complete total engine teardown repair Oil temperature composite material withstands long-term road vibration to block combustion leakage die-cut uniform sheets with aligned mounting cutouts; no or grinding needed during DIY engine reinstallation Reinforced elastic edge structure vibration ; avoids gasket blowout after long hours of highway city cruising