Cylinder Heads
808 parts
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Kibblewhite - 20-4323 - Valve Guide - Intake/Exhaust - 0.5650" OD - Evolution Big Twin | Twin Cam | XL
Kibblewhite
$37.93Kibblewhite - 20-4323 - Valve Guide - Intake/Exhaust - 0.5650" OD - Evolution Big Twin | Twin Cam | XLFeaturesPrecision-machined from copper based C63000 nickel-aluminum bronzeCompatible with no-lead...$37.93 -
Kibblewhite - 20-4322 - Valve Guide - Intake/Exhaust - 0.5640" OD - Evolution Big Twin | Twin Cam | XL
Kibblewhite
$37.93Kibblewhite - 20-4322 - Valve Guide - Intake/Exhaust - 0.5640" OD - Evolution Big Twin | Twin Cam | XLFeaturesPrecision-machined from copper based C63000 nickel-aluminum bronzeCompatible with no-lead...$37.93 -
Kibblewhite - 20-4324C - Valve Guide - Intake/Exhaust - 0.5660" OD - Twin Cam '99-'04 | XL '86-'03
Kibblewhite
$8.83Kibblewhite - 20-4324C - Valve Guide - Intake/Exhaust - 0.5660" OD - Twin Cam '99-'04 | XL '86-'03FeaturesPrecision-machined from cast ironCompatible with no-lead fuel and accept any type of...$8.83 -
Kibblewhite - 20-2124C - Valve Guide - Intake - 0.5660" OD - Twin Cam '99-'04 | XL '86-'03
Kibblewhite
$8.83Kibblewhite - 20-2124C - Valve Guide - Intake - 0.5660" OD - Twin Cam '99-'04 | XL '86-'03FeaturesPrecision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem...$8.83 -
Kibblewhite - 20-2134C - Valve Guide - Exhaust - 0.5660" OD - Twin Cam '99-'04 | XL '86-'03
Kibblewhite
$8.83Kibblewhite - 20-2134C - Valve Guide - Exhaust - 0.5660" OD - Twin Cam '99-'04 | XL '86-'03FeaturesPrecision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem...$8.83 -
Kibblewhite - 20-4323C - Valve Guide - Intake/Exhaust - 0.5650" OD - Twin Cam '99-'04 | XL '86-'03
Kibblewhite
$9.71Kibblewhite - 20-4323C - Valve Guide - Intake/Exhaust - 0.5650" OD - Twin Cam '99-'04 | XL '86-'03FeaturesPrecision-machined from cast ironCompatible with no-lead fuel and accept any type of...$9.71 -
Kibblewhite - 20-2133C - Valve Guide - Exhaust - 0.5650" OD - Twin Cam '99-'04 | XL '86-'03
Kibblewhite
$9.71Kibblewhite - 20-2133C - Valve Guide - Exhaust - 0.5650" OD - Twin Cam '99-'04 | XL '86-'03FeaturesPrecision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem...$9.71 -
Kibblewhite - 20-2123C - Valve Guide - Intake - 0.5650" OD - Twin Cam '99-'04 | XL '86-'03
Kibblewhite
$8.83Kibblewhite - 20-2123C - Valve Guide - Intake - 0.5650" OD - Twin Cam '99-'04 | XL '86-'03FeaturesPrecision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem...$8.83 -
Jims - 1370 - Valve Keepers - Big Twin
Jims
$29.95Jims - 1370 - Valve Keepers - Big TwinFeaturesMade from the highest grade materials and heat-treated to JIMS strict standardsFeature a 10 lock angleWork well with JIMS titanium valve spring...$29.95 -
Feuling Parts - 1218 - Valve Spring Seat Shims - M8
Feuling
$18.95Feuling Parts - 1218 - Valve Spring Seat Shims - M8FeaturesSet valve spring open height to match camshaft lifts for optimum valve-train stability and performanceIncludes eight 0.060" thick shims,...$18.95 -
Feuling Parts - 1208 - Retainer Kit - Titanium - +0.050" - M8
Feuling
$229.95Feuling Parts - 1208 - Retainer Kit - Titanium - +0.050" - M8FeaturesTitanium Valve Spring Retainer Kit for M8 modelsMade in the USASpecs$229.95 -
Feuling Parts - 1110 - Retainer Kit - Titanium - -0.050" - M8
Feuling
MSRP: $229.95$219.95Feuling Parts - 1110 - Retainer Kit - Titanium - -0.050" - M8FeaturesTitanium Valve Spring Retainer Kit for M8 modelsMade in the USASpecsMSRP: $229.95$219.95 -
Feuling Parts - 1212 - Valve Locks - Standard Replacement - Twin Cam
Feuling
$39.95Feuling Parts - 1212 - Valve Locks - Standard Replacement - Twin CamFeaturesRaises valve spring retainer to gain 0.050" installed height without maching the cylinder head spring setMade in the...$39.95 -
Feuling Parts - 1123 - Valve Spring Kit - Econo Beehive with TI Retainers - Twin Cam
Feuling
$309.95Feuling Parts - 1123 - Valve Spring Kit - Econo Beehive with TI Retainers - Twin CamFeaturesMade from premium stress-relieved conical ovate wireFeatures extremely high-level of fatigue lifeUses a...$309.95 -
Feuling Parts - 1215 - Valve Locks - 6.00 mm Triple Groove - M8
Feuling
$59.95Feuling Parts - 1215 - Valve Locks - 6.00 mm Triple Groove - M8FeaturesStandard height stock replacement 6.00 mm valve stem triple groove keepersMade in the USAReplacement Part for OEM Number(s):...$59.95 -
Feuling Parts - 1120 - Valve Spring Kit - Econo Beehive with Steel Retainers - EVO | Twin Cam
Feuling
$229.95Feuling Parts - 1120 - Valve Spring Kit - Econo Beehive with Steel Retainers - EVO | Twin CamFeaturesMade from premium stress-relieved conical ovate wireFeatures extremely high-level of fatigue...$229.95 -
Feuling Parts - 1206 - Valve Locks - Offset 0.050" - Twin Cam
Feuling
$29.95Feuling Parts - 1206 - Valve Locks - Offset 0.050" - Twin CamFeaturesRaises valve spring retainer to gain 0.050" installed height without maching the cylinder head spring setMade in the USAFeuling...$29.95 -
Feuling Parts - 1213 - Valve Locks - 7.00 mm Triple Groove - Twin Cam
Feuling
$29.95Feuling Parts - 1213 - Valve Locks - 7.00 mm Triple Groove - Twin CamFeaturesRaises valve spring retainer to gain 0.050" installed height without maching the cylinder head spring setMade in the...$29.95 -
Feuling Parts - 1105 - Beehive Valve Springs
Feuling
$379.95Feuling Parts - 1105 - Beehive Valve SpringsFeaturesMachined from premium-grade hi-tensile chrome silicon single-conical ovate wireShot-peened with specially processed thermal heat treat and super...$379.95 -
Feuling Parts - 1205 - Valve Spring Kit - High Load Beehive® with TI Retainers - Twin Cam | XL | XR
Feuling
$379.95Feuling Parts - 1205 - Valve Spring Kit - High Load Beehive® with TI Retainers - Twin Cam | XL | XRFeaturesMade from premium stress-relieved conical ovate wire with nitrided surface heat treatment,...$379.95 -
Feuling Parts - 1100 - Beehive Valve Springs - Fits 1984-1999 Evolution Big Twin (" valve stem and keeper groove)
Feuling
$379.95Feuling Parts - 1100 - Beehive Valve SpringsFeaturesMachined from premium-grade hi-tensile chrome silicon single-conical ovate wireShot-peened with specially processed thermal heat treat and super...$379.95 -
Cometic - C10167-036 - Cylinder Head Gasket - 4.145" - M8
Cometic
$61.90Cometic - C10167-036 - Cylinder Head Gasket - 4.145" - M8FeaturesQuality materials developed for maximum performance tolerances and longevityMLS (Mutli-Layer Steel) head gaskets promote an even...$61.90 -
Cometic - C10167-030 - Cylinder Head Gasket - 4.145" - M8
Cometic
$61.90Cometic - C10167-030 - Cylinder Head Gasket - 4.145" - M8FeaturesQuality materials developed for maximum performance tolerances and longevityMLS (Mutli-Layer Steel) head gaskets promote an even...$61.90 -
Cometic - C10167 - Cylinder Head Gasket - 4.145" - M8
Cometic
$61.90Cometic - C10167 - Cylinder Head Gasket - 4.145" - M8FeaturesQuality materials developed for maximum performance tolerances and longevityMLS (Mutli-Layer Steel) head gaskets promote an even torque...$61.90 -
Cometic - C10166-030 - Cylinder Head Gasket - 4.075" - M8
Cometic
$61.90Cometic - C10166-030 - Cylinder Head Gasket - 4.075" - M8FeaturesQuality materials developed for maximum performance tolerances and longevityMLS (Mutli-Layer Steel) head gaskets promote an even...$61.90 -
Cometic - C10166 - Cylinder Head Gasket - 4.095" - M8
Cometic
$61.90Cometic - C10166 - Cylinder Head Gasket - 4.095" - M8FeaturesQuality materials developed for maximum performance tolerances and longevityMLS (Mutli-Layer Steel) head gaskets promote an even torque...$61.90 -
Cometic - C10165 - Cylinder Head Gasket - 4.000" - M8
Cometic
$61.90Cometic - C10165 - Cylinder Head Gasket - 4.000" - M8FeaturesQuality materials developed for maximum performance tolerances and longevityMLS (Mutli-Layer Steel) head gaskets promote an even torque...$61.90 -
Cometic - C10165-030 - Cylinder Head Gasket - 4.000" - M8
Cometic
$61.90Cometic - C10165-030 - Cylinder Head Gasket - 4.000" - M8FeaturesQuality materials developed for maximum performance tolerances and longevityMLS (Mutli-Layer Steel) head gaskets promote an even...$61.90 -
Cometic - C10164-030 - Cylinder Head Gasket - 3.937" - M8
Cometic
$61.90Cometic - C10164-030 - Cylinder Head Gasket - 3.937" - M8FeaturesQuality materials developed for maximum performance tolerances and longevityMLS (Mutli-Layer Steel) head gaskets promote an even...$61.90 -
Cometic - C10193 - Cylinder Head Gasket - 4.500"
Cometic
$61.90Cometic - C10193 - Cylinder Head Gasket - 4.500"FeaturesQuality materials developed for maximum performance tolerances and longevityMLS (Mutli-Layer Steel) head gaskets promote an even torque load...$61.90 -
Cometic - C10182 - Cylinder Head Gasket - 4.320" - M8
Cometic
$61.90Cometic - C10182 - Cylinder Head Gasket - 4.320" - M8FeaturesQuality materials developed for maximum performance tolerances and longevityMLS (Mutli-Layer Steel) head gaskets promote an even torque...$61.90 -
Cometic - C10181-030 - Cylinder Head Gasket - 4.250" - M8
Cometic
$61.90Cometic - C10181-030 - Cylinder Head Gasket - 4.250" - M8FeaturesQuality materials developed for maximum performance tolerances and longevityMLS (Mutli-Layer Steel) head gaskets promote an even...$61.90 -
Cometic - C10181 - Cylinder Head Gasket - 4.250" - M8
Cometic
$61.90Cometic - C10181 - Cylinder Head Gasket - 4.250" - M8FeaturesQuality materials developed for maximum performance tolerances and longevityMLS (Mutli-Layer Steel) head gaskets promote an even torque...$61.90 -
Cometic - C10168-030 - Cylinder Head Gasket - 4.205" - M8
Cometic
$61.90Cometic - C10168-030 - Cylinder Head Gasket - 4.205" - M8FeaturesQuality materials developed for maximum performance tolerances and longevityMLS (Mutli-Layer Steel) head gaskets promote an even...$61.90 -
Cometic - C10168 - Cylinder Head Gasket - 4.205" - M8
Cometic
$61.90Cometic - C10168 - Cylinder Head Gasket - 4.205" - M8FeaturesQuality materials developed for maximum performance tolerances and longevityMLS (Mutli-Layer Steel) head gaskets promote an even torque...$61.90 -
Andrews - 273120 - Valve Spring Collars - Fits 1966-1984 Shovelhead (lower)
Andrews
$51.95Andrews - 273120 - Valve Spring CollarsFeaturesSimilar to stock 80-style parts, but lower profile for easier installation of higher lift camsRequired parts if you use 80-style valve guides that...$51.95 -
Andrews - 272110 - High-Lift Valve Springs - Fits 1966-1984 Shovelhead
Andrews
$67.95Andrews - 272110 - High-Lift Valve SpringsFeaturesProvide correct spring force for any of our performance cams when used in 74" and 80" motorsMax lift; installation does not require complicated...$67.95 -
Jims - 5808 Valve Spring Compression Collar Tool fits '17-'21 M-Eight Models
Jims
MSRP: $86.95$86.80Jims - 5808 Valve Spring Compression Collar Tool fits '17-'21 M-Eight Models Features: Valve spring collar allows existing compressor to remove smaller valves on M8 engines For use with JIMMSRP: $86.95$86.80 -
Jims - 5828 Cylinder Head Holder Tool fits '17-'22 M-Eight & All Twin Cam Models
Jims
MSRP: $89.95$89.75Jims - 5828 Cylinder Head Holder Tool fits '17-'22 M-Eight & All Twin Cam Models Features: Allows you to easily position head for all types of work Use to hold head in vice through sparMSRP: $89.95$89.75 -
Jims - 5835 Valve Spring Compressor Tool fits '17-'21 M-Eight Models
Jims
MSRP: $322.95$309.35Jims - 5835 Valve Spring Compressor Tool fits '17-'21 M-Eight Models Features: Once the cylinder is filled with compressed air, the technician can easily rotate the tool and compress the top...MSRP: $322.95$309.35
Harley Cylinder Heads
Harley cylinder heads are key to unlocking better combustion, more horsepower, and crisper throttle response. Whether you're rebuilding a vintage ride or dialing in your current setup, the right heads can completely transform your V-twin—bringing out that iconic Harley sound and strong, reliable torque.
At Deadbeat Customs, we carry Harley cylinder heads from top brands like S&S. These heads are made from premium aluminum and feature CNC-machined combustion chambers, multi-angle valve seats, and high-performance valve springs. Upgrade your motor with Harley cylinder heads that run cooler, last longer, and hit harder. Check out the collection and take your build to the next level.