Engine
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Out of stock
V-Twin - 11-0420 - 3-5/16 inch Piston Set .050 Oversize
Eastern
$237.41V-Twin - 11-0420 - 3-5/16 inch Piston Set .050 OversizeDescriptionPiston set 3-5/16" bore is .050 oversize. Set includes ring set, 2 wrist pins and 4 circlips. Pistons have a steel expansion control strut cast. For 74" engine Fits:UL 1937-1948Additional...$237.41 -
Out of stock
V-Twin - 11-0419 - 3-5/16 inch Piston Set .040 Oversize
Eastern
$237.41V-Twin - 11-0419 - 3-5/16 inch Piston Set .040 OversizeDescriptionPiston set 3-5/16" bore is .040 oversize. Set includes ring set, 2 wrist pins and 4 circlips. Pistons have a steel expansion control strut cast. For 74" engine Fits:UL 1937-1948Additional...$237.41 -
Out of stock
V-Twin - 11-0411 - 3-7/16 inch Piston Set .030 Oversize
Eastern
$255.63V-Twin - 11-0411 - 3-7/16 inch Piston Set .030 OversizeDescriptionPiston set 3-7/16" bore is .030 oversize. Set includes ring set, 2 wrist pins and 4 circlips. Pistons have a steel expansion control strut cast. For 80" engine Fits:ULH 1937-1948Additional...$255.63 -
Out of stock
V-Twin - 11-0406 - Piston Kit .060 Oversize
Eastern
$220.71V-Twin - 11-0406 - Piston Kit .060 OversizeDescription.060 piston kit comes with .060 rings, 2 wrist pins and 4 circlips. For 45" models.Pistons have a steel expansion control strut cast as original. Top ring measures 3/32" thick and the oil ring...$220.71 -
Out of stock
V-Twin - 11-0405 - Piston Kit .050 Oversize
Motorshop
$165.44V-Twin - 11-0405 - Piston Kit .050 OversizeDescription.050 piston kit comes with .050 rings, 2 wrist pins and 4 circlips. For 45" models.Pistons have a steel expansion control strut cast as original. Top ring measures 3/32" thick and the oil ring...$165.44 -
Out of stock
V-Twin - 11-0404 - Piston Kit .040 Oversize
Motorshop
$164.71V-Twin - 11-0404 - Piston Kit .040 OversizeDescription.040 piston kit comes with .040 rings, 2 wrist pins and 4 circlips. For 45" models.Pistons have a steel expansion control strut cast as original. Top ring measures 3/32" thick and the oil ring...$164.71 -
Out of stock
V-Twin - 11-0403 - Piston Kit .030 Oversize
Eastern
$207.50V-Twin - 11-0403 - Piston Kit .030 OversizeDescription.030 piston kit comes with .030 thick piston rings, 2 wrist pins and 4 circlips. For 45" models.Pistons have a steel expansion control strut cast as original. Fits:G 1929-1949WL 1929-1952Additional...$207.50 -
Out of stock
V-Twin - 11-0402 - Piston Kit .020 Oversize
Motorshop
$164.71V-Twin - 11-0402 - Piston Kit .020 OversizeDescription.020 piston kit comes with .020 rings, 2 wrist pins and 4 circlips. For 45" models.Pistons have a steel expansion control strut cast as original. Top ring measures 3/32" thick and the oil ring...$164.71 -
Out of stock
V-Twin - 11-0401 - 45 inch WL/G Piston Kit .010 inch Oversize
Motorshop
$214.16V-Twin - 11-0401 - 45 inch WL/G Piston Kit .010 inch OversizeDescription.010 piston kit comes with .010 rings, 2 wrist pins and 4 circlips. For 45" models.Pistons have a steel expansion control strut cast as original. Top ring measures 3/32" thick and...$214.16 -
Out of stock
V-Twin - 11-0400 - 45 inch WL/G Piston Kit Standard
Motorshop
$152.31V-Twin - 11-0400 - 45 inch WL/G Piston Kit StandardDescriptionStandard piston kit with standard rings, 2 wrist pins and 4 circlips. For 45" models.Pistons have a steel expansion control strut cast as original. The piston measures 2.7455" with a .002...$152.31 -
Out of stock
V-Twin - 11-0386 - Replica 883cc Cylinder Black
Motorshop
$94.77V-Twin - 11-0386 - Replica 883cc Cylinder BlackDescriptionReplica Evolution 883cc black with silver finned cylinders are bored for standard pistons and require honing for final fitment. Fits:XL 1986-2003Additional Information UOM1 - EA ...$94.77 -
Out of stock
V-Twin - 11-0384 - 45 inch WL/G Piston Kit .005 inch Oversize
Motorshop
$343.60V-Twin - 11-0384 - 45 inch WL/G Piston Kit .005 inch OversizeDescription.005 oversize piston kit with rings, 2 wrist pins and 4 circlips, for 45" models.Kit includes hasting ring set with 3/32" compression rings and 1/8" oil ring. *NOTE: Bore and hone to...$343.60 -
Out of stock
V-Twin - 11-0379 - 45 inch Piston Kit Standard
Motorshop
$130.93V-Twin - 11-0379 - 45 inch Piston Kit StandardDescription45" standard piston kit is the original Harley-Davidson army surplus and includes the ring set.Sold as a set of 2. Fits:G 1936-1973W 1936-1952Additional Information UOM1 - KIT ...$130.93 -
Out of stock
V-Twin - 11-0378 - Cylinder and Piston Conversion Kit
Motorshop
$680.28V-Twin - 11-0378 - Cylinder and Piston Conversion KitDescription883-1200cc conversion cylinder and piston kit features black cylinders with Sifton moly coated pistons.Kit is bolt on. Fits:XL 2004-UPAdditional Information UOM1 - KIT ...$680.28 -
Out of stock
V-Twin - 11-0377 - Cylinder and Piston Conversion Kit
Motorshop
$576.20V-Twin - 11-0377 - Cylinder and Piston Conversion KitDescriptionCylinder and piston conversion kit features silver finished cast cylinders with Sifton moly coated pistons. Fits:XL 2004-UPAdditional Information UOM1 - KIT ManufacturerMotorshop ...$576.20 -
Out of stock
V-Twin - 11-0350 - Hydraulic Tappet and Pushrod Assembly
Motorshop
$660.39V-Twin - 11-0350 - Hydraulic Tappet and Pushrod AssemblyDescriptionSifton tappet and pushrod assembly includes 4130 chromoly pushrods set with black oxide finish, 4 hydraulic tappets and chrome tappet blocks with chrome allen bolts.For Evolution engine...$660.39 -
Out of stock
V-Twin - 11-0337 - 1200cc Cylinder and Piston Conversion Kit Black
Motorshop
$667.76V-Twin - 11-0337 - 1200cc Cylinder and Piston Conversion Kit BlackDescription1200cc XL conversion cylinder and piston set includes 2 black finished with milled silver finish edged fin cylinders with fitted Wiseco 10:1 piston and ring set.No head work...$667.76 -
Out of stock
V-Twin - 11-0336 - 1200cc Cylinder and Piston Conversion Kit Silver
Motorshop
$738.58V-Twin - 11-0336 - 1200cc Cylinder and Piston Conversion Kit SilverDescription1200cc XL Conversion cylinder and piston set includes 2 silver finished with milled edge fin cylinders with fitted Wiseco 10:1 piston and ring set.No head work necessary. The...$738.58 -
Out of stock
V-Twin - 11-0331 - 95 inch Big Bore Twin Cam Piston Kit Standard
Eastern
$228.97V-Twin - 11-0331 - 95 inch Big Bore Twin Cam Piston Kit StandardDescription95" Big Bore piston kit is standard size for TC-88 models. Kit includes rings, clips, pins and 10.25:1 cast pistons.Order gasket set separately. The clearance between piston to...$228.97 -
Out of stock
V-Twin - 11-0320 - 80 inch Overhead Valve Piston Set .030 Oversize
Motorshop
$158.77V-Twin - 11-0320 - 80 inch Overhead Valve Piston Set .030 OversizeDescriptionPiston set 3-1/2" bore .030 oversize has a compression of 7:1. Set includes Hasting 3 piece rings, 2 wrist pins and 4 circlips.**Note: Run engine at moderate speeds for at least...$158.77 -
Out of stock
V-Twin - 11-0319 - 80 inch Overhead Valve Piston Set .020 Oversize
Motorshop
$160.39V-Twin - 11-0319 - 80 inch Overhead Valve Piston Set .020 OversizeDescriptionPiston set 3-1/2" bore .020 oversize has a compression of 7:1. Set includes Hasting 3 piece rings, 2 wrist pins and 4 circlips.**Note: Run engine at moderate speeds for at least...$160.39 -
Out of stock
V-Twin - 11-0315 - M8 Cylinder Head D-Ring
V-Twin
$49.01V-Twin - 11-0315 - M8 Cylinder Head D-RingDescriptionCylinder head D-ring is used as a spacer between the cylinder head and valve cover. For M8 models. Fits:FXST 2017-UPFLT 2017-UPFLST 2017-UPFL 2017-UPAdditional Information UOM1 - EA ...$49.01 -
Out of stock
V-Twin - 11-0314 - 74 inch Overhead Valve Piston Set .070 Oversize
Motorshop
$158.77V-Twin - 11-0314 - 74 inch Overhead Valve Piston Set .070 OversizeDescriptionPiston set 3-7/16" bore .070 oversize with compression ratio of 7.5:1. Set includes Hasting 3 piece rings, 2 wrist pins and 4 circlips. Pistons have a steel expansion control...$158.77 -
Out of stock
V-Twin - 11-0313 - 74 inch Overhead Valve Piston Set .060 Oversize
Motorshop
$137.21V-Twin - 11-0313 - 74 inch Overhead Valve Piston Set .060 OversizeDescriptionPiston set 3-7/16" bore .060 oversize with compression ratio of 7.5:1. Set includes Hasting 3 piece rings, 2 wrist pins and 4 circlips. Pistons have a steel expansion control...$137.21 -
Out of stock
V-Twin - 11-0311 - 74 inch Overhead Valve Piston Set .040 Oversize
Motorshop
$160.39V-Twin - 11-0311 - 74 inch Overhead Valve Piston Set .040 OversizeDescriptionPiston set 3-7/16" bore .040 over size with compression ratio of 7.5:1. Set includes Hasting 3 piece rings, 2 wrist pins and 4 circlips. Pistons have a steel expansion control...$160.39 -
Out of stock
V-Twin - 11-0307 - 74 inch Overhead Valve Piston Set Standard Size
Motorshop
$150.69V-Twin - 11-0307 - 74 inch Overhead Valve Piston Set Standard SizeDescriptionPiston set 3-7/16" bore standard size with compression ratio of 7.5:1. Set includes Hasting 3 piece rings, 2 wrist pins and 4 circlips. Pistons have a steel expansion control...$150.69 -
Out of stock
V-Twin - 11-0305 - 1000cc Piston Set .050 Oversize
Motorshop
$160.39V-Twin - 11-0305 - 1000cc Piston Set .050 OversizeDescriptionPiston set 3-3/16" bore .050 oversize has a compression of 8.4:1. Set includes Hasting 3 piece rings, 2 wrist pins and 4 circlips.**Note: Run engine at moderate speeds for at least 500 miles,...$160.39 -
Out of stock
V-Twin - 11-0304 - 1000cc Piston Set .040 Oversize
Motorshop
$150.69V-Twin - 11-0304 - 1000cc Piston Set .040 OversizeDescriptionPiston set 3-3/16" bore .040 oversize has a compression of 8.4:1. Set includes Hasting 3 piece rings, 2 wrist pins and 4 circlips.**Note: Run engine at moderate speeds for at least 500 miles,...$150.69 -
Out of stock
V-Twin - 11-0303 - 1000cc Piston Set .030 Oversize
Motorshop
$150.69V-Twin - 11-0303 - 1000cc Piston Set .030 OversizeDescriptionPiston set 3-3/16" bore .030 oversize has a compression of 8.4:1. Set includes Hasting 3 piece rings, 2 wrist pins and 4 circlips.**Note: Run engine at moderate speeds for at least 500 miles,...$150.69 -
Out of stock
V-Twin - 11-0302 - 1000cc Piston Set .020 Oversize
Motorshop
$150.69V-Twin - 11-0302 - 1000cc Piston Set .020 OversizeDescriptionPiston set 3-3/16" bore .020 oversize has a compression of 8.4:1. Set includes Hasting 3 piece rings, 2 wrist pins and 4 circlips.**Note: Run engine at moderate speeds for at least 500 miles,...$150.69 -
Out of stock
V-Twin - 11-0296 - 80 inch Evolution Piston Kit .040 Oversize
Motorshop
$150.69V-Twin - 11-0296 - 80 inch Evolution Piston Kit .040 OversizeDescriptionReplacement 80" Evolution piston kit. Pistons are .040 over size. Our kit includes 2 cast alloy pistons, Hasting ring set, wrist pins and circlips.**Note: Run engine at moderate...$150.69 -
Out of stock
V-Twin - 11-0294 - 80 inch Evolution Piston Kit .020 Oversize
Motorshop
$150.69V-Twin - 11-0294 - 80 inch Evolution Piston Kit .020 OversizeDescriptionReplacement 80" Evolution piston kit. Pistons are .020 over size. Our kit includes 2 cast alloy pistons, Hasting ring set, wrist pins and circlips.**Note: Run engine at moderate...$150.69 -
Out of stock
V-Twin - 11-0285 - Upper Valve Collar Set Titanium Coated
Motorshop
$333.20V-Twin - 11-0285 - Upper Valve Collar Set Titanium CoatedDescriptionTitanium coated upper valve collar set for Evolution and TC-88 models.Set of four. Fits:FXD 1991-2004FXST 1984-2004FLST 1986-2004XL 1986-UPFXR 1984-1994Additional Information UOM1 - SET...$333.20 -
Out of stock
V-Twin - 11-0278 - Evolution Shovelhead Rocker Box Cover Set
V-Twin
$453.75V-Twin - 11-0278 - Evolution Shovelhead Rocker Box Cover SetDescriptionEvolution Shovelhead rocker box set accepts 1/2" x 20 end plugs. Features a natuarl cast aluminum construction with shot peened finish and cast shape readily accepts a black VHT...$453.75 -
Out of stock
V-Twin - 11-0263 - 95 inch Big Bore Twin Cam Piston Kit
Motorshop
$296.33V-Twin - 11-0263 - 95 inch Big Bore Twin Cam Piston KitDescription95" Big Bore piston kit is standard size for TC-88 models. Kit includes rings, clips, pins and 9.3:1 moly coated cast flat top pistons.Order gasket set separately. ...$296.33 -
Out of stock
V-Twin - 11-0246 - Replica 1100cc Piston Set Standard
Motorshop
$159.46V-Twin - 11-0246 - Replica 1100cc Piston Set StandardDescriptionReplica piston set is standard size. Piston set includes Hasting rings, 2 wrist pins, and 4 circlips. Pistons have a steel expansion control strut cast.**Note: Run engine at moderate speeds...$159.46 -
Out of stock
V-Twin - 11-0245 - Replica 883cc Piston Set .030 Oversize
Motorshop
$149.28V-Twin - 11-0245 - Replica 883cc Piston Set .030 OversizeDescriptionReplica 3" bore piston set is .030 oversize. Piston set includes Hasting rings, 2 wrist pins and 4 circlips. Pistons have a steel expansion control strut cast.**Note: Run engine at...$149.28 -
Out of stock
V-Twin - 11-0238 - 3-5/8 inch Piston Set .010 Oversize
Motorshop
$155.20V-Twin - 11-0238 - 3-5/8 inch Piston Set .010 OversizeDescriptionPiston set with 3-5/8" bore, 8.5:1 compression ratio and is oversize .010. Set includes Hastings 3 piece ring set, 2 wrist pins and 4 circlips. pistons have a steel expansion control strut...$155.20 -
Out of stock
V-Twin - 11-0230 - Replica 80 inch Overhead Valve Piston Set .040 Oversize
Motorshop
$165.44V-Twin - 11-0230 - Replica 80 inch Overhead Valve Piston Set .040 OversizeDescriptionReplica 3-1/2" bore piston set has a 8:1 compression ratio and is .040 oversize. Piston set includes Hasting rings, 2 wrist pins and 4 circlips. Pistons have a steel...$165.44 -
Out of stock
V-Twin - 11-0229 - Replica 80 inch Overhead Valve Piston Set .030 Oversize
Motorshop
$141.19V-Twin - 11-0229 - Replica 80 inch Overhead Valve Piston Set .030 OversizeDescriptionReplica 3-1/2" bore piston set has a 8:1 compression ratio and is .030 oversize. Piston set includes Hasting rings, 2 wrist pins and 4 circlips. Pistons have a steel...$141.19
Harley Engine
At Deadbeat Customs, we offer a wide selection of Harley engine parts built for performance, reliability, and long-lasting power. Whether you're rebuilding a vintage motor or upgrading a modern setup, we’ve got the top-end and bottom-end components you need to get the job done right.
We carry engine parts for a wide range of Harley Davidson models, including Dyna, Sportster, FXR, Touring, Softail, Shovelhead, and Panhead. From the classic Evo 1340 and Shovelhead to Twin Cam 88/96/103/110, and the modern Milwaukee-Eight 107/114/117, our catalog covers nearly every era of Harley engine design.
Choose from trusted brands like S&S Cycle, Fueling, Vance & Hines, and more—known for producing high-quality components that meet or exceed OEM standards.
Explore our full collection of Harley engine parts today and build your motor with confidence—because whether it’s vintage or modern, your Harley deserves the best from the inside out.