Engine Gaskets & Seals

Cometic - Primary Gasket Kit fits '18-'22 M8 Softail Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically blown, compounded nitrile synthetic rubber which is...

James Gaskets - Pushrod Seal Kit W/ Tappet Cover Gaskets and O-Ring fits '99-'17 Twin Cam Models This kit provides a simple and effective method to properly sell the right amount of seals or O-rings for a rebuild or cam change. Features James...

Cometic - Primary Gasket Kit fits '94-'06 Softail & '94-'05 Dyna Glide Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically blown, compounded nitrile synthetic...

Cometic - Breather Assembly Gasket Kit fits '03-'17 Twin Cam Models (Sold Each) This kit comes with all necessary gaskets/seals for a full breather rebuild assembly. Please Note: Breather assembly rebuild kit includes two metal breather plates, two...

James Gaskets - Gasket Oil Seal Kit, Transmission Main Drive - fits '07-'17 Twin Cam & '06-Up Dyna Models (Repl. OEM #12074K) Features top-quality main drive gear shaft seals. Fitment 2016-2017 Harley-Davidson Softail Slim S...

Cometic - Primary Gasket Kit fits '17-'22 M8 Touring Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically blown, compounded nitrile synthetic rubber which is...

The James Gaskets Gasket Kit, Tappet Cover Pushrod Tube: State of the art material Made in the USA Includes Mounting Hardware Fitment: '99-Up Twin Cam Models

Cometic - Primary Gasket Kit fits '91-'03 Sportster Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically blown, compounded nitrile synthetic rubber which is bonded...

James Gaskets - James Rubber Rocker Box Gasket Kit fits '91-'03 Sportster Models This kit comes complete with all of the necessary inner, upper and lower rocker box gaskets and bolt washers. Made in the U.S.A...

Cometic - Primary Gasket Kit fits '77-'90 Sportster Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically blown, compounded nitrile synthetic rubber which is bonded...

James Gaskets - Complete Gasket Set fits '66-'84 Shovelhead 4-Speed; Repl. OEM #17029-70/17029-66 This top-quality complete gasket set comes with the gaskets, oil seals and O-rings required to completely rebuild '66-'84 Shovelhead 4-Speed . Made in...

James Gaskets Twin Cam Gasket Kits uses state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment:  '99-Up Twin Cam Models

Cometic - C10178 - Cam Change Gasket Kit - M8FeaturesComponents made from premium materials for long life and correct fitmentIncludes all necessary gaskets, seals, O-rings and cork washers to do a cam changeMade in the USAReplacement Part for OEM...

Colony - 9/16"-18 Replacement Oversized Drain Plug - Chrome Features: Replacement 9/16"-18 drain plug only Designed for Colony drain plug

Cometic - Primary Gasket Kit fits '07-'16 Touring & H-D FL Trike Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically blown, compounded nitrile synthetic...

S&S Cycle - Lower Rocker Box Gasket Kit fits '99-'17 Twin Cam OEM Rocker Boxes Used on S&S Heads S&S's Lower Rocker Box Gasket Kit must be used when installing OEM stock rocker boxes on S&S heads. This kit comes with the lower rocker box...

Trask - TM-017-RK - Assault Cam Cover Repair Kit - Twin CamFeaturesIncludes everything to repair Trask Assault Series Cam CoversMade in the USACam covers (sold separately).SpecsProduct NameRepair KitColor/FinishRawModelAssaultRiding...

Cometic - C9790 - Head Gasket - 3.750" x .030" - 88"/96" - '99-'13 Twin CamFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleCFM is a composite material...

James Gasket - Rocker Cover Gasket fits '99-'17 Twin Cam Models (OEM #17386-99A) Features: Strategically placed elastomer beading helps ensure a positive seal while our clear silicone conformal coating fills in minor imperfections in the flanges and...

James Gasket - Oil Pump Gasket/Seal Kit with DL-Style Gasket fits '91-'03 Sportster Models Features: Comes with new components that allow you to totally rebuild/rebush most oil pumps Made in the...

Colony - 9752-4  Allen Type Oil Filter Adapter Screw Kit fits '86-Up Sportster Models Allen type oil filter adapter screw kit Fitment: XL 1986-UP

Colony - Replacement Cylinder Stud Set fits '86-'22 Sportster Models (Except RH Sportster (OEM #16832-86A)) Features: Heat-treated for strength and durability Equal or surpass original equipment Fitment 2016-2019 Harley-Davidson 1200...

Colony - Cylinder Base Spacer Kit fits '78-'84 Big Twin Models (OEM #16836-78) Features: Individual chrome bolt and nut sets for specific applications Made in the U.S.A. Fitment 1984 Harley-Davidson Electra Glide Special...

Colony - 9644-2 Chrome OEM-Style Oil Pump Plug fits '84-'99 Evolution Big Twin Models (OEM #26263-80) Features: Made in the U.S.A. Fitment 1999 Harley-Davidson Softail Night Train FXSTB - - 1998 Harley-Davidson Road King...

Cometic - Primary Gasket Kit fits '06-'17 Dyna & '07-'17 Softail Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically blown, compounded nitrile synthetic...

James Gaskets - James Rubber Rocker Box Gasket Kit W/ RCM Base Gaskets fits '86-'90 Sportster Models This kit comes complete with all of the necessary inner, upper and lower rocker box gaskets and bolt washers. Made in the U.S.A...

James Gaskets Evo Gasket Kits use state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment: '84-'91 Evo

James Gaskets - Gasket O-Ring Kit, Cylinder Head-Base - fits '99-Up Twin Cams This Genuine James kit comes with matching head and base gaskets and O-Rings where applicable. Made in the U.S.A. Fitment 2006 Harley-Davidson Street Glide...

James Gaskets Twin Cam Gasket Kits uses state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment: '99-'04 Twin Cam Models  

James Gaskets Twin Cam Gasket Kits uses state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment: '05-UP Twin Cam Models  

V-Twin - 49-4020 - Indian Instrument Cover Gasket Description Indian instrument cover gasket Fits: Chief 1938-1948 Additional Information UOM 1 - EA Manufacturer V-Twin Origin Imported 2025 Catalog Pages 825

V-Twin - 49-2580 - Lower Valve Cover RetainerDescriptionSide valve lower valve cover retainer.Set of four. Fits:UL 1939-1948Additional Information OEM No.18258-39 UOM1 - SET ManufacturerV-Twin OriginImported 2025 Catalog Pages798

V-Twin - 49-2562 - Breather ValveDescriptionSide valve breather valve Fits:WL 1937-1952UL 1937-1948 74" and 80"G 1937-1973Additional Information OEM No.25350-37 UOM1 - EA ManufacturerV-Twin OriginImported 2025 Catalog Pages798

V-Twin - 49-1968 - Valve Cover WasherDescriptionSide valve valve cover washer Fits:ULH 1939-1941UL 1939-1948Additional Information OEM No.18246-39 UOM4 - PK ManufacturerV-Twin OriginUSA 2025 Catalog Pages798

V-Twin - 49-1965 - UL-ULH Valve Cover ChromeDescriptionUL and ULH chrome valve cover, 4 piece.Kit includes retaining clips, lock ring, lower muffle cover retainer, pushrod valve cover spring, upper pushrod gasket, valve cover washer, middle cork pushrod...

V-Twin - 49-1743 - Engine Breather PipeDescriptionEngine case breather pipe and stud is for Knucklehead engines.Machined construction with a parkerized finish as original. Fits:EL 1936-1938Additional Information OEM No.543-36 UOM1 - EA ...

V-Twin - 49-1336 - Knucklehead Rocker Box Seal KitDescriptionKnucklehead rocker box seal kit includes 4 outer washer, 4 cork seals and 4 clips.This is a 12 piece kit. Fits:EL 1936-1937Additional Information UOM1 - KIT ManufacturerV-Twin OriginImported...

V-Twin - 49-1016 - Breather Spring KitDescriptionBreather spring kit includes a brass plate, spring and two pins. Fits:G 1937-1973U 1937-1948W 1937-1952Additional Information UOM1 - KIT ManufacturerV-Twin OriginImported 2025 Catalog Pages798

V-Twin - 49-0963 - Side Valve 80 inch Valve Cover Lock Ring Set ZincDescriptionSide Valve 80" valve cover lock ring set features a zinc finish.Sold as a set of 4. Fits:UL 1939-1948Additional Information OEM No.18248-39 UOM1 - SET ManufacturerV-Twin ...

V-Twin - 49-0962 - Zinc ULH Retainer ClipDescriptionZinc ULH retainer clips.Set of four. Fits:UL 1939-1941Additional Information OEM No.18254-39 UOM1 - SET ManufacturerV-Twin OriginImported 2025 Catalog Pages798