Cometic Gasket Catalogue

Gaskets for Harley-Davidson ®

Cometic Gasket - An Exclusive NASCAR Performance® Product

Twin Cam ®

Cometic Part #-C9577 Rocker Cover All 1999-UP Replaces: 17286-99

Cometic Part #-C9579 Breather Cover All 1999-10 Replaces: 17591-99

Cometic Part #-C9633 Rocker Umbrella Valve All 1999-UP Replaces: 26858-99 Cometic Part #-C9679 Breather Baffle Element All 1999-UP Replaces: 63815-99 Cometic Part #-C9580 Breather Baffle Housing All 1999-10 Replaces: 17592-99

Cometic Part #-C9629 Rocker Arm Support O-Ring All 1999-UP Replaces: 11270

Cometic Part #-C9294 Pushrod Cover O-Ring Upper Replaces: 11293

Cometic Part #-C9293 Pushrod Cover O-Ring Lower Replaces: 11145

Cometic Part #-C9576 Rocker Housing All 1999-UP Replaces: 16719-99 Cometic Part #-C9836 Valve Stem Seal Viton All 1999-03 Replaces: 18001-83B Cometic Part #-C9153 Valve Stem Seal Hat Style Viton 2003-Present Replaces: 18094-02

Cometic Part #-C9578 Lifter Cover 1999-UP Replaces: 18635-99

Cometic Part #-C9459 Pushrod Cover O-Ring Middle Replaces: 11132

Cometic Part #-C9790 Std. Bore Head - MLS .030” - All 1999-UP Cometic Part #-C9745 Std. Bore Head - MLS .040” - All 1999-UP Cometic Part #-C9721 1550 Big Bore Head - MLS .030” - All 1999-UP Cometic Part #-C9722 1550 Big Bore Head - MLS .040” - All 1999-UP

Illustrations courtesy: Clymer ®

Publications Clymer.com

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