Engine
8170 parts
Harley engine parts for Evo, Twin Cam, Milwaukee-Eight and Sportster motors. Jump to cams, big bore kits, heads, gaskets and seals or engine covers. Free US shipping over $100.
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- Price
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Cometic - C10181-030 - Head Gaskets M8 4.250" .030"Mls Pair
Cometic
$59.50Cometic - C10181-030 - Head Gaskets M8 4.250" .030"Mls PairFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$59.50 -
Cometic - C10182 - Head Gaskets M8 4.320" .040"Mls Pair
Cometic
$59.50Cometic - C10182 - Head Gaskets M8 4.320" .040"Mls PairFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$59.50 -
Cometic - C10182-030 - Head Gaskets M8 4.320" .030"Mls Pair
Cometic
$59.50Cometic - C10182-030 - Head Gaskets M8 4.320" .030"Mls PairFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$59.50 -
Cometic - C10183 - Lower Rocker Rubber M8 2Pk Oe#25700425
Cometic
$26.45Cometic - C10183 - Lower Rocker Rubber M8 2Pk Oe#25700425FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$26.45 -
Cometic - C10189 - Breather Assembly O-Ring M8 Viton 10Pk Oe#11900116
Cometic
$12.57Cometic - C10189 - Breather Assembly O-Ring M8 Viton 10Pk Oe#11900116FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket...$12.57 -
Cometic - C10190 - Map Sensor O-Ring M8 Viton 10Pk Oe#32700065
Cometic
$12.57Cometic - C10190 - Map Sensor O-Ring M8 Viton 10Pk Oe#32700065FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$12.57 -
Cometic - C10192-HB - Head & Base Gaskets M8 4.320" .040"Hg .014"Bg Coolant Heads
Cometic
$79.36Cometic - C10192-HB - Head & Base Gaskets M8 4.320" .040"Hg .014"Bg Coolant HeadsFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and...$79.36 -
Cometic - C10193 - Head Gaskets M8 Pr 4.500" .040"Mls Pair Coolant Heads
Cometic
$59.50Cometic - C10193 - Head Gaskets M8 Pr 4.500" .040"Mls Pair Coolant HeadsFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket...$59.50 -
Cometic - C10193-HB-027-014 - Head & Base Gaskets M8 4.500" .027"Hg .014"Bg Coolant Heads
Cometic
$79.36Cometic - C10193-HB-027-014 - Head & Base Gaskets M8 4.500" .027"Hg .014"Bg Coolant HeadsFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing...$79.36 -
Cometic - C10193-HB - Head & Base Gaskets M8 4.500" .040"Hg .014"Bg Coolant Heads
Cometic
$79.36Cometic - C10193-HB - Head & Base Gaskets M8 4.500" .040"Hg .014"Bg Coolant HeadsFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and...$79.36 -
Cometic - C10195 - Base Gaskets M8 .014"Rc 4.500" Big Bore
Cometic
$31.55Cometic - C10195 - Base Gaskets M8 .014"Rc 4.500" Big BoreFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$31.55 -
Cometic - C10202 - Valve Stem Seal M8 8Pk Oe#18100044
Cometic
$26.19Cometic - C10202 - Valve Stem Seal M8 8Pk Oe#18100044FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$26.19 -
Cometic - C10208 - Case Plug O-Ring M8 Liquid Cooled 10Pk Oe#11900010
Cometic
$14.88Cometic - C10208 - Case Plug O-Ring M8 Liquid Cooled 10Pk Oe#11900010FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket...$14.88 -
Cometic - C10209 - Crank Seal M8 4Pk Oe#11000134
Cometic
$26.19Cometic - C10209 - Crank Seal M8 4Pk Oe#11000134FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are constantly...$26.19 -
Cometic - C10215 - Oil Pan Gasket M8 .032"Afm 1Pk Oe#25700452
Cometic
$21.09Cometic - C10215 - Oil Pan Gasket M8 .032"Afm 1Pk Oe#25700452FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$21.09 -
Cometic - C10217 - Top End Kit M8 3.937" 107Cu .040"H/G Oe#25700729
Cometic
$238.10Cometic - C10217 - Top End Kit M8 3.937" 107Cu .040"H/G Oe#25700729FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs...$238.10 -
Cometic - C10217-030 - Top End Kit M8 3.937" 107Cu .030"H/G
Cometic
$238.10Cometic - C10217-030 - Top End Kit M8 3.937" 107Cu .030"H/GFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$238.10 -
Cometic - C10219 - Top End Kit M8 4.075" 114Cu .040"H/G
Cometic
$238.10Cometic - C10219 - Top End Kit M8 4.075" 114Cu .040"H/GFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$238.10 -
Cometic - C10220-030 - Top End Kit M8 4.125" 117Cu .030"H/G
Cometic
$238.10Cometic - C10220-030 - Top End Kit M8 4.125" 117Cu .030"H/GFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$238.10 -
Hastings Mfg - 2M4942 - Pist Rings Twin Cam 1450 Moly Std Size
Hastings
$105.95Hastings Mfg - 2M4942 - Pist Rings Twin Cam 1450 Moly Std SizeFeaturesGlobal Trade Item Number: 75538001287Made in the USA!Three piece oil ringsFitment1999$105.95 -
Hastings Mfg - 2M6164 - Pist Rings 1340Evo 1200Xl Moly Std Size
Hastings
$92.95Hastings Mfg - 2M6164 - Pist Rings 1340Evo 1200Xl Moly Std SizeFeaturesGlobal Trade Item Number: 75538112334Made in the USA!Three piece oil ringsFitment199$92.95 -
Hastings Mfg - 2M6164005 - Pist Rings 1340Evo 1200Xl Moly .005" Oversize
Hastings
$92.95Hastings Mfg - 2M6164005 - Pist Rings 1340Evo 1200Xl Moly .005" OversizeFeaturesGlobal Trade Item Number: 75538112341Made in the USA!Three piece oil ringsFitment$92.95 -
Hastings Mfg - 2M6164010 - Pist Rings 1340Evo 1200Xl Moly .010" Oversize
Hastings
$92.95Hastings Mfg - 2M6164010 - Pist Rings 1340Evo 1200Xl Moly .010" OversizeFeaturesGlobal Trade Item Number: 75538112358Made in the USA!Three piece oil ringsFitment$92.95 -
Hastings Mfg - 2M6164020 - Pist Rings 1340Evo 1200Xl Moly .020" Oversize
Hastings
$92.95Hastings Mfg - 2M6164020 - Pist Rings 1340Evo 1200Xl Moly .020" OversizeFeaturesGlobal Trade Item Number: 75538112365Made in the USA!Three piece oil ringsFitment$92.95 -
Hastings Mfg - 2M6164030 - Pist Rings 1340Evo 1200Xl Moly .030" Oversize
Hastings
$92.95Hastings Mfg - 2M6164030 - Pist Rings 1340Evo 1200Xl Moly .030" OversizeFeaturesGlobal Trade Item Number: 75538112372Made in the USA!Three piece oil ringsFitment$92.95 -
Hastings Mfg - 6164 - Pist Rings 1340Evo 1200Xl Cast Std Size
Hastings
$68.95Hastings Mfg - 6164 - Pist Rings 1340Evo 1200Xl Cast Std SizeFeaturesGlobal Trade Item Number: 75538112211Made in the USA!Three piece oil ringsFitment1994-$68.95 -
Hastings Mfg - 6164005 - Pist Rings 1340Evo 1200Xl Cast .005" Oversize
Hastings
$68.95Hastings Mfg - 6164005 - Pist Rings 1340Evo 1200Xl Cast .005" OversizeFeaturesGlobal Trade Item Number: 75538112228Made in the USA!Three piece oil ringsFitment$68.95 -
Hastings Mfg - 6164010 - Pist Rings 1340Evo 1200Xl Cast .010" Oversize
Hastings
$68.95Hastings Mfg - 6164010 - Pist Rings 1340Evo 1200Xl Cast .010" OversizeFeaturesGlobal Trade Item Number: 75538112235Made in the USA!Three piece oil ringsFitment$68.95 -
Hastings Mfg - 6164020 - Pist Rings 1340Evo 1200Xl Cast .020" Oversize
Hastings
$68.95Hastings Mfg - 6164020 - Pist Rings 1340Evo 1200Xl Cast .020" OversizeFeaturesGlobal Trade Item Number: 75538112242Made in the USA!Three piece oil ringsFitment$68.95 -
Hastings Mfg - 6164030 - Pist Rings 1340Evo 1200Xl Cast .030" Oversize
Hastings
$68.95Hastings Mfg - 6164030 - Pist Rings 1340Evo 1200Xl Cast .030" OversizeFeaturesGlobal Trade Item Number: 75538112259Made in the USA!Three piece oil ringsFitment$68.95 -
Hastings Mfg - 2M6198 - Pist Rings 883 Xl Moly Std Size
Hastings
$66.95Hastings Mfg - 2M6198 - Pist Rings 883 Xl Moly Std SizeFeaturesGlobal Trade Item Number: 75538110880Made in the USA!Three piece oil ringsFitment2004$66.95 -
Hastings Mfg - 2M6198010 - Pist Rings 883 Xl Moly .010" Oversize
Hastings
$50.95Hastings Mfg - 2M6198010 - Pist Rings 883 Xl Moly .010" OversizeFeaturesGlobal Trade Item Number: 75538110903Made in the USA!Three piece oil ringsFitment20$50.95 -
Hastings Mfg - 2M6127 - Pist Rings 1340Cc Shovel Moly Std Size
Hastings
$91.95Hastings Mfg - 2M6127 - Pist Rings 1340Cc Shovel Moly Std SizeFeaturesGlobal Trade Item Number: 75538114130Made in the USA!Three piece oil ringsFitment1979$91.95 -
Hastings Mfg - 2M6127010 - Pist Rings 1340Cc Shovel Moly .010" Oversize
Hastings
$91.95Hastings Mfg - 2M6127010 - Pist Rings 1340Cc Shovel Moly .010" OversizeFeaturesGlobal Trade Item Number: 75538114147Made in the USA!Three piece oil ringsFitment$91.95 -
Hastings Mfg - 2M6127020 - Pist Rings 1340Cc Shovel Moly .020" Oversize
Hastings
$91.95Hastings Mfg - 2M6127020 - Pist Rings 1340Cc Shovel Moly .020" OversizeFeaturesGlobal Trade Item Number: 75538114154Made in the USA!Three piece oil ringsFitment$91.95 -
Hastings Mfg - 6127010 - Pist Rings 1340Cc Shovel Cast .010" Oversize
Hastings
$68.95Hastings Mfg - 6127010 - Pist Rings 1340Cc Shovel Cast .010" OversizeFeaturesGlobal Trade Item Number: 75538113980Made in the USA!Three piece oil ringsFitment<$68.95 -
Hastings Mfg - 6127020 - Pist Rings 1340Cc Shovel Cast .020" Oversize
Hastings
$68.95Hastings Mfg - 6127020 - Pist Rings 1340Cc Shovel Cast .020" OversizeFeaturesGlobal Trade Item Number: 75538113997Made in the USA!Three piece oil ringsFitment<$68.95 -
Hastings Mfg - 6127030 - Pist Rings 1340Cc Shovel Cast .030" Oversize
Hastings
$68.95Hastings Mfg - 6127030 - Pist Rings 1340Cc Shovel Cast .030" OversizeFeaturesGlobal Trade Item Number: 75538114000Made in the USA!Three piece oil ringsFitment<$68.95 -
Hastings Mfg - 6482 - Pist Rings 1200Cc Shovel Cast Std Size
Hastings
$65.95Hastings Mfg - 6482 - Pist Rings 1200Cc Shovel Cast Std SizeFeaturesGlobal Trade Item Number: 75538084099Made in the USA!Three piece oil ringsFitment1970-1$65.95 -
Hastings Mfg - 6482010 - Pist Rings 1200Cc Shovel Cast .010" Oversize
Hastings
$65.95Hastings Mfg - 6482010 - Pist Rings 1200Cc Shovel Cast .010" OversizeFeaturesGlobal Trade Item Number: 75538084105Made in the USA!Three piece oil ringsFitment<$65.95
About Engine
Harley Engine Parts for Rebuilds and Performance
From a fresh gasket set to a full big bore build, we stock the Harley engine parts you need to rebuild, maintain or wake up your motor. Match parts to your engine: Evo, Twin Cam, Milwaukee-Eight and Sportster parts don't swap across.
Shop Engine Parts
- Camshafts
- Big bore kits
- Cylinders
- Heads
- Pushrods
- Lifters
- Rockers
- Gaskets & seals
- Oil pumps
- Oil filters
- Motor mounts
- Engine covers
We carry engine parts from S&S Cycle, Drag Specialties, V-Twin Mfg, Alloy Art, HardDrive and Rocker Lockers. Pair your build with an air cleaner and exhaust that let it breathe.
Not Sure It Fits?
Year, model and engine all matter, and plenty of parts look the same but aren't. If you can't tell whether something fits your bike, hit us up with your year and model and we'll check it before you order.