Motorcycle Cylinder Head Base Gasket Kit Fit For Honda NSS250 Jazz Reflex 2001-2007 CH250 Elite 89-90 Fit For Honda NSS250 Fit For Jazz 2001-2004 NSS250 Fit For Reflex 2001-2007 CH250 Fit For Elite 250 1989-1990 complete cylinder head & base engine gasket kit Direct installation cylinder, head side cover without or extra Multi-layer oil & composite material forms tight compression seal to block coolant, oil compression leakage All-in-one set includes head gasket, base gasket, side cover gaskets rubber O-rings for full top-end engine overhaul Flexible structure absorbs thermal expansion riding vibration to avoid cracking under long-distance scooter cruising die-cut bolt holes contour align 250cc maxi scooter engine housing for leak-proof sealing