Covers raw OEM bolt heads on Harley-Davidson model engines. Kit includes motor, transmission, primary, and select chassis bolt covers. Easy to install; fasten with silicone (sold separately).
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EST top end gasket kit with embossed stainless steel head, base and rocker gaskets. Complete set of gaskets, seals, and O-rings to rebuild the top end. Made in the USA.
- Covers OEM bolt heads on engine, transmission and primary
 - Standard and deluxe kit options
 - Individual covers available
 - Easy installation with included instructions
 
Covers OEM bolt heads on engine, transmission and primary; individual covers available for many bolt and nut styles.
Deluxe and standard kits to cover raw OEM bolt heads on engine, transmission and primary. Individual covers also available.
Complete primary gasket kit with aluminum-core, nitrile-bonded gaskets; resists 205°F+, ~85% shape recovery; includes all gaskets, seals and O‑rings; made in USA; no sealer required.
Complete EST top-end gasket kit with embossed stainless steel gaskets and proprietary rubber covering. Includes all seals and O-rings for a full top-end rebuild. Made in the USA.
Replacement hardware set for derby cover. Made in the USA.
EST top-end gasket kit with embossed head, base, and rocker gaskets. Complete rebuild set with all gaskets, seals, and O-rings. Fits '99-'16 Twin Cam. Made in USA.
Comprehensive motor gasket kit featuring MLS head gaskets, Viton® seals, and AFM race-style exhaust gaskets. Built for reliable, leak-free performance.
High-quality Derby Cover Gasket engineered for long-term reliability and resistance to fuel-related degradation. Fits Derby covers.
Complete kit with all gaskets, seals and O-rings for inner and outer primary. Cometic proprietary construction resists temperatures above 205°F, recovers up to 85% of shape and maintains strong torque retention. Made in the USA; no gasket sealer required.
Superior sealing clutch cover gasket; no sealants required and quick to install.