JT Front Sprocket 512.15 - Kawasaki: 87-88 ZX-4 (Japanese import); 90 ZX400 (ZXR400)H-2 ; 91-02 ZX400 (ZXR400)L-1/L; 89 ZXR400 (Japanese import); 90 ZXR400, ZXR400R (Japanese import) 510095 Big Sucker™ Air Filter Kit

Big Sucker™ Air Filter Kit (Accepts OEM Covers)Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing

For front cast wheel

Originally cylinders & heads are bolted together without the use of any sort of head gasket

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Hooks at front side of frame under oil filter

JT Front Sprocket 512.15 - Kawasaki: 87-88 ZX-4 (Japanese import); 90 ZX400 (ZXR400)H-2 ; 91-02 ZX400 (ZXR400)L-1/L; 89 ZXR400 (Japanese import); 90 ZXR400, ZXR400R (Japanese import) 510095 Big Sucker™ Air Filter KitJT steel front sprockets are manufactured using Japanese SCM420 Chromoly or C49 high carbon steel. Accurately machined with the tightest of tolerances to guarantee a perfect fit and chain alignment. Fully heat treated