Cylinder Heads
808 parts
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Out of stock
Andrews - 293115 - Valve Spring Collars - Big Twin
Andrews
$89.95Andrews - 293115 - Valve Spring Collars - Big TwinFeaturesProvide .050" more spring travel than stockStronger and lighter than stockUse stock keepersMade in the U.S.A.Specs$89.95 -
Out of stock
Jims - 2240 Head Holder Guide Tool '48-'04 Big Twin, '57-'03 Sportster & Some SE CVO Twin Cam Models (5/16” Valve Guides)
Jims
$943.95Jims - 2240 Head Holder Guide Tool '48-'04 Big Twin, '57-'03 Sportster & Some SE CVO Twin Cam Models (5/16” Valve Guides) Features: Adapters are supported by a stand that makes it$943.95 -
Out of stock
Colony - 9766-4 Acorn Type Tappet Block Screw Kit fits '95-'03 Sportster Models
Colony Machine
$10.85Colony - 9766-4 Acorn Type Tappet Block Screw Kit fits '95-'03 Sportster Models Acorn type tappet block screw kit. Fitment: XL 1995-2003$10.85 -
Out of stock
V-Twin - Cadmium Headbolt Washer fits '37-'47 UL, '29-'52 WL, '29-'73 G Models
V-Twin Mfg
$46.00V-Twin - Cadmium Headbolt Washer fits '37-'47 UL, '29-'52 WL, '29-'73 G Models Headbolt washer constructed of aluminum features a cadium plated finish. Fitment: UL 1937-1947 WL 1929-1952 G 1929-1973$46.00 -
Out of stock
Colony - Head Bolt Set fits '86-'91 Sportster Models (OEM #16478-85A, 16480-85A)
Colony Machine
$99.95Colony - Head Bolt Set fits '86-'91 Sportster Models (OEM #16478-85A, 16480-85A) Features: 12-point replacement headbolts Made in the U.S.A.$99.95 -
Out of stock
Colony - Head Bolt Kit fits '57-'72 Sportster Models (OEM #4714W)
Colony Machine
$69.95Colony - Head Bolt Kit fits '57-'72 Sportster Models (OEM #4714W) Features: Hardened to OEM specifications to prevent stretching Made in the U.S.A.$69.95 -
Out of stock
Feuling - Headbolt Kit fits '17-'22 M8 Models (3.125" Under Head Length)
Feuling
$399.95Feuling - Headbolt Kit fits '17-'22 M8 Models (3.125" Under Head Length) This kit features wide underhead flange bolts and hardened chamfered washers that provide even load distribution for the...$399.95 -
Out of stock
S&S Cycle - Silver Powdercoat 89cc Super Stock™ Cylinder Heads fits '06-'17 Twin Cam Models (Exc. Twin Cooled Motors)
S&S Cycle
$1,995.95S&S Cycle - Silver Powdercoat 89cc Super Stock™ Cylinder Heads fits '06-'17 Twin Cam Models (Exc. Twin Cooled Motors) S&S Cycle's 89cc Super Stock™ Cylinder Heads' high port flow creates excellent...$1,995.95
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.