Engine
7737 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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KB Performance - KB263.050 - Piston Kit - 3.437" +0.050" - 9.0:1 CR - 74" Big Twin - Fits 1955-1979 Electra Glide / Street Glide, 1965-1979 Softail, 1941-1979 Big Twin
KB Performance
$239.95KB Performance Piston Kit - 3.437" +0.050" - 9.0:1 CR - 74" Big Twin Fits: 1955-1979 Electra Glide / Street Glide, 1965-1979 Softail, 1941-1979 Big Twin Harley-Davidson. Full year/model list is on...$239.95 -
KB Performance - 25014.STD - Ring Set - 4.250" Standard - 124"/128" M8 - Pair - Fits 2017-2024 Electra Glide / Street Glide, 2017-2024 Road Glide, 2017-2024 Road King & More
KB Performance
$48.95KB Performance Ring Set - 4.250" Standard - 124"/128" M8 - Pair Fits: 2017-2024 Electra Glide / Street Glide, 2017-2024 Road Glide, 2017-2024 Road King, 2017-2024 Tri Glide, 2017-2024 Freewheeler,...$48.95 -
KB Performance - KB920C.010 - Piston Kit - 3.498" +0.010" - 9.5:1 CR - Evolution Big Twin - Fits 1984-1998 Electra Glide / Street Glide, 1998 Road Glide, 1994-1998 Road King & More
KB Performance
$299.95KB Performance Piston Kit - 3.498" +0.010" - 9.5:1 CR - Evolution Big Twin Fits: 1984-1998 Electra Glide / Street Glide, 1998 Road Glide, 1994-1998 Road King, 1984-1999 Softail, 1991-1998 Dyna,...$299.95 -
Jims - 24029-KIT - Sprocket Shaft Spacers - Set of 8 - Fits 1958-1969 Electra Glide / Street Glide, 1955-1969 Big Twin, 1955-1957 Harley-Davidson
Jims
$124.15Jims Sprocket Shaft Spacers - Set of 8 Fits: 1958-1969 Electra Glide / Street Glide, 1955-1969 Big Twin, 1955-1957 Harley-Davidson Harley-Davidson. Full year/model list is on the Fitment tab. Jims'...$124.15 -
Pingel - RM2 - Rear Motor Mount - XL - Pair - Fits 1957-1981 Sportster, 1952-1956 Harley-Davidson
Pingel
$212.95Pingel Rear Motor Mount - XL - Pair Fits: 1957-1981 Sportster, 1952-1956 Harley-Davidson Harley-Davidson. Full year/model list is on the Fitment tab. Pingel's Xl Rear Motor Mount. Heavy-duty - made...$212.95 -
Jims - 26346-36 - Oil Pump Shaft - Big Twin - Fits 1958-1967 Electra Glide / Street Glide, 1941-1967 Big Twin, 1936-1957 Harley-Davidson
Jims
$49.80Jims Oil Pump Shaft - Big Twin Fits: 1958-1967 Electra Glide / Street Glide, 1941-1967 Big Twin, 1936-1957 Harley-Davidson Harley-Davidson. Full year/model list is on the Fitment tab. Jims' Oil Pump...$49.80 -
Jims - 35125-37 - Main Shaft Bearing Race - 4-Speed - '37-E'77 Big Twin
Jims
$112.50Jims Main Shaft Bearing Race - 4-Speed - '37-E'77 Big Twin Fits: 1958-1977 Electra Glide / Street Glide, 1941-1977 Big Twin, 1937-1957 Harley-Davidson Harley-Davidson. Full year/model list is on the...$112.50 -
Jims - 2475-1 - Standard Solid Tappet - Big Twin - Fits 1966-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR, 1966-1984 Big Twin
Jims
$144.85Jims Standard Solid Tappet - Big Twin Fits: 1966-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR, 1966-1984 Big Twin Harley-Davidson. Full year/model list is on the Fitment tab. Jims'...$144.85 -
Jims - 2463-1 - Standard Hydraulic Tappet - Big Twin - Fits 1966-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR, 1966-1984 Big Twin
Jims
$120.50Jims Standard Hydraulic Tappet - Big Twin Fits: 1966-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR, 1966-1984 Big Twin Harley-Davidson. Full year/model list is on the Fitment tab. Jims'...$120.50 -
Jims - 18534-29A - Tappet Roller - Big Twin - Fits 1958-1984 Electra Glide / Street Glide, 1983 Dyna, 1957-1985 Sportster & More
Jims
$42.55Jims Tappet Roller - Big Twin Fits: 1958-1984 Electra Glide / Street Glide, 1983 Dyna, 1957-1985 Sportster, 1941-1984 Big Twin, 1936-1984 Harley-Davidson Harley-Davidson. Full year/model list is on...$42.55 -
Jims - 2473-1 - Tappet - +.005 - XL - Fits 1957-1985 Sportster, 1983-1984 Harley-Davidson
Jims
$142.35Jims Tappet - +.005 - XL Fits: 1957-1985 Sportster, 1983-1984 Harley-Davidson Harley-Davidson. Full year/model list is on the Fitment tab. Jims' Tappets. Standard solid rollers are designed around...$142.35 -
Jims - 2471-1 - Tappet - Standard - XL - Fits 1957-1985 Sportster, 1983-1984 Harley-Davidson
Jims
$138.65Jims Tappet - Standard - XL Fits: 1957-1985 Sportster, 1983-1984 Harley-Davidson Harley-Davidson. Full year/model list is on the Fitment tab. Jims' Tappets. Standard solid rollers are designed around...$138.65 -
Jims - 25856-KIT - Circuit Breaker Shaft Kit - Big Twin - Fits 1958-1969 Electra Glide / Street Glide, 1941-1969 Big Twin, 1936-1957 Harley-Davidson
Jims
$59.70Jims Circuit Breaker Shaft Kit - Big Twin Fits: 1958-1969 Electra Glide / Street Glide, 1941-1969 Big Twin, 1936-1957 Harley-Davidson Harley-Davidson. Full year/model list is on the Fitment tab...$59.70 -
Jims - 24007-39 - Pinion Gear Shaft - Big Twin - Fits 1941-1953 Big Twin, 1939-1953 Harley-Davidson
Jims
$193.05Jims Pinion Gear Shaft - Big Twin Fits: 1941-1953 Big Twin, 1939-1953 Harley-Davidson Harley-Davidson. Full year/model list is on the Fitment tab. Jims' Pinion Gear Shaft. Made in the U.S.A...$193.05 -
Jims - 2459-1 - Hydraulic Tappet - Big Twin - Fits 1966-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR, 1966-1984 Big Twin
Jims
$172.45Jims Hydraulic Tappet - Big Twin Fits: 1966-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR, 1966-1984 Big Twin Harley-Davidson. Full year/model list is on the Fitment tab. Jims'...$172.45 -
Jims - 25582-36 - Pinion Shaft Bushing - Fits 1948-1953 Big Twin, 1949-1953 Harley-Davidson
Jims
$44.90Jims Pinion Shaft Bushing Fits: 1948-1953 Big Twin, 1949-1953 Harley-Davidson Harley-Davidson. Full year/model list is on the Fitment tab. Jims' Pinion Shaft Bushing. Quality pinion shaft bushings...$44.90 -
Jims - 2461-1 - Hydraulic Tappet - Big Twin - Fits 1966-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR, 1966-1984 Big Twin
Jims
$178.95Jims Hydraulic Tappet - Big Twin Fits: 1966-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR, 1966-1984 Big Twin Harley-Davidson. Full year/model list is on the Fitment tab. Jims'...$178.95 -
Jims - 24001-30 - Sprocket Shaft - 1930-1954
Jims
$106.75Jims Sprocket Shaft - 1930-1954 Fits: 1941-1954 Big Twin, 1936-1954 Harley-Davidson Harley-Davidson. Full year/model list is on the Fitment tab. Jims' Motor Sprocket Shaft. Made in the U.S.A...$106.75 -
Jims - 24599-40 - Crankcase Bushing - Fits 1941-1954 Big Twin, 1940-1954 Harley-Davidson
Jims
$155.60Jims Crankcase Bushing Fits: 1941-1954 Big Twin, 1940-1954 Harley-Davidson Harley-Davidson. Full year/model list is on the Fitment tab. Jims' Right-Side Crankcase Bushing. 360° oiling. Made in the U...$155.60 -
Andrews - 240030 - Pushrods - Replacement - Chromoly - Shovelhead - Set of 4 - Fits 1966-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR & More
Andrews
$187.95Andrews Pushrods - Replacement - Chromoly - Shovelhead - Set of 4 Fits: 1966-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR, 1966-1984 Big Twin Harley-Davidson. Full year/model list is...$187.95 -
Terry Components - 555151 - Solenoid Cover - 1.2/1.4 kW - Black
Terry Components
$51.90Terry Components Solenoid Cover - 1.2/1.4 kW - Black Fits: Universal application. Check the Specs tab for dimensions before you order. Terry Components' Solonoid Cover. Replacement starter solenoid...$51.90 -
Terry Components - 555153 - Solenoid Cover - 1.8 kW -Black
Terry Components
$51.90Terry Components Solenoid Cover - 1.8 kW -Black Fits: Universal application. Check the Specs tab for dimensions before you order. Terry Components' Solonoid Cover. Replacement starter solenoid cover...$51.90 -
Terry Components - 555152 - Solenoid Cover - 1.8 kW - Chrome
Terry Components
$51.90Terry Components Solenoid Cover - 1.8 kW - Chrome Fits: Universal application. Check the Specs tab for dimensions before you order. Terry Components' Solonoid Cover. Replacement starter solenoid...$51.90 -
Kodlin - K59492 - Saddlebag Latch Covers - Gloss Black - FLHX/FLTR '23-'26 - Pair
Kodlin
$199.99Kodlin Saddlebag Latch Covers - Gloss Black - FLHX/FLTR '23-'26 - Pair Fits: 2023-2026 Electra Glide / Street Glide, 2023-2026 Road Glide Harley-Davidson. Full year/model list is on the Fitment tab...$199.99 -
Kodlin - K25415 - Water Reservoir Cover - Gloss Black - VVT Style Touring - Fits 2023-2026 Electra Glide / Street Glide, 2023-2026 Road Glide
Kodlin
$199.99Kodlin Water Reservoir Cover - Gloss Black - VVT Style Touring Fits: 2023-2026 Electra Glide / Street Glide, 2023-2026 Road Glide Harley-Davidson. Full year/model list is on the Fitment tab. Kodlin's...$199.99 -
Colony - 7410-1-OS - Sprocket Shaft Bearing Retainer - Oversized Threads - +0.002" - Big Twin - Fits 1958-1968 Electra Glide / Street Glide, 1955-1968 Big Twin, 1955-1957 Harley-Davidson
Colony Machine
$45.95Colony Sprocket Shaft Bearing Retainer - Oversized Threads - +0.002" - Big Twin Fits: 1958-1968 Electra Glide / Street Glide, 1955-1968 Big Twin, 1955-1957 Harley-Davidson Harley-Davidson. Full...$45.95 -
Mustang - 88470SB - Deluxe Diamond Saddlebag Lid Cover - Black w/ Sky Blue Stitch - FLH/FLT '23-'25
Mustang Seats
$219.00Mustang Deluxe Diamond Saddlebag Lid Cover - Black w/ Sky Blue Stitch - FLH/FLT '23-'25 Fits: 2023-2025 Electra Glide / Street Glide, 2023-2025 Road Glide Harley-Davidson. Full year/model list is on...$219.00 -
Feuling - 3116 - Short Sump Plug - 6 pack - '17-'26 M8/'99-'17 Twin Cam
Feuling
$62.95Feuling Short Sump Plug - 6 pack - '17-'26 M8/'99-'17 Twin Cam Fits: 1999-2026 Electra Glide / Street Glide, 1999-2026 Road Glide, 1999-2025 Road King, 2017-2025 Tri Glide, 2017-2025 Freewheeler,...$62.95 -
Feuling - 4083 - HP+® Pushrods - Stock Length - Evolution Big Twin - Set of 4 - Fits 1985-1999 Electra Glide / Street Glide, 1998-1999 Road Glide, 1994-1999 Road King & More
Feuling
$179.95Feuling HP+® Pushrods - Stock Length - Evolution Big Twin - Set of 4 Fits: 1985-1999 Electra Glide / Street Glide, 1998-1999 Road Glide, 1994-1999 Road King, 1985-1999 Softail, 1991-1999 Dyna,...$179.95 -
Feuling - 2083 - Inner Cam Bearings - 20 Pack - Twin Cam - Fits 1999-2006 Electra Glide / Street Glide, 1999-2006 Road Glide, 1999-2006 Road King & More
Feuling
$289.95Feuling Inner Cam Bearings - 20 Pack - Twin Cam Fits: 1999-2006 Electra Glide / Street Glide, 1999-2006 Road Glide, 1999-2006 Road King, 1999-2006 Softail, 1999-2005 Dyna, 1999-2005 Sportster...$289.95 -
Feuling - 2084 - Inner Cam Bearings - 20 Pack - Twin Cam | M8 - Fits 2007-2026 Electra Glide / Street Glide, 2007-2026 Road Glide, 2007-2025 Road King & More
Feuling
$379.95Feuling Inner Cam Bearings - 20 Pack - Twin Cam | M8 Fits: 2007-2026 Electra Glide / Street Glide, 2007-2026 Road Glide, 2007-2025 Road King, 2017-2024 Tri Glide, 2017-2024 Freewheeler, 2007-2026...$379.95 -
Feuling - 4080 - Adjustable Pushrods - Race Series® - Evolution Big Twin - Set of 4 - Fits 1984-1998 Electra Glide / Street Glide, 1998 Road Glide, 1994-1998 Road King & More
Feuling
$229.95Feuling Adjustable Pushrods - Race Series® - Evolution Big Twin - Set of 4 Fits: 1984-1998 Electra Glide / Street Glide, 1998 Road Glide, 1994-1998 Road King, 1984-1999 Softail, 1991-1998 Dyna,...$229.95 -
Feuling - 7261 - Camchest - Race Series® - Reaper 472 - Oil Cooled - M8 - Fits 2017-2026 Electra Glide / Street Glide, 2017-2026 Road Glide, 2017-2025 Road King & More
Feuling
$1,979.95Feuling Camchest - Race Series® - Reaper 472 - Oil Cooled - M8 Fits: 2017-2026 Electra Glide / Street Glide, 2017-2026 Road Glide, 2017-2025 Road King, 2017-2025 Freewheeler, 2018-2026 Softail...$1,979.95 -
Feuling - 7273ST - Camchest Kit - 487 - Center/Water Cooled - Race Series Short Travel Lifters - M8 - Fits 2017-2024 Electra Glide / Street Glide, 2017-2024 Road Glide, 2017-2025 Tri Glide
Feuling
$2,069.95Feuling Camchest Kit - 487 - Center/Water Cooled - Race Series Short Travel Lifters - M8 Fits: 2017-2024 Electra Glide / Street Glide, 2017-2024 Road Glide, 2017-2025 Tri Glide Harley-Davidson. Full...$2,069.95 -
Feuling - 4082 - HP+® Pushrods - 0.020" Shorter than Stock - For 518 EVO Cam Grind Only - Evolution Big Twin - Set of 4 - Fits 1985-1999 Electra Glide / Street Glide, 1998-1999 Road Glide, 1994-1999 Road King & More
Feuling
$179.95Feuling HP+® Pushrods - 0.020" Shorter than Stock - For 518 EVO Cam Grind Only - Evolution Big Twin - Set of 4 Fits: 1985-1999 Electra Glide / Street Glide, 1998-1999 Road Glide, 1994-1999 Road King,...$179.95 -
Namz - NNSC-VO1-P - Neutral Switch Cover - Vertical Milled - Polished - Big Twin - Fits 2007-2022 Electra Glide / Street Glide, 2007-2022 Road Glide, 2007-2022 Road King & More
Namz Custom Cycle
$59.95Namz Neutral Switch Cover - Vertical Milled - Polished - Big Twin Fits: 2007-2022 Electra Glide / Street Glide, 2007-2022 Road Glide, 2007-2022 Road King, 2007-2025 Softail, 2007-2017 Dyna, 2011-2013...$59.95 -
S&S Cycle - 33-5060 - Camshaft - 560S - Big Twin - Fits 1970-1977 Electra Glide / Street Glide, 1970-1977 Big Twin
S&S Cycle
$255.95S&S Cycle Camshaft - 560S - Big Twin Fits: 1970-1977 Electra Glide / Street Glide, 1970-1977 Big Twin Harley-Davidson. Full year/model list is on the Fitment tab. S&S Cycle's 560S Camshaft. S&S cams...$255.95 -
S&S Cycle - 31-0003 - Engine Case - Super Stock® - 3.500" - Big Twin - Fits 1970-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR & More
S&S Cycle
$1,895.95S&S Cycle Engine Case - Super Stock® - 3.500" - Big Twin Fits: 1970-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR, 1970-1984 Big Twin Harley-Davidson. Full year/model list is on the...$1,895.95 -
S&S Cycle - 31-0004 - Engine Case - Super Stock® Big Bore - 3.625" - Big Twin - Fits 1970-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR & More
S&S Cycle
$1,995.95S&S Cycle Engine Case - Super Stock® Big Bore - 3.625" - Big Twin Fits: 1970-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR, 1970-1984 Big Twin Harley-Davidson. Full year/model list is...$1,995.95 -
S&S Cycle - 33-5052 - Camshaft - 514 - Big Twin - Fits 1978-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR, 1978-1984 Big Twin
S&S Cycle
$254.95S&S Cycle Camshaft - 514 - Big Twin Fits: 1978-1984 Electra Glide / Street Glide, 1983 Dyna, 1982-1983 FXR, 1978-1984 Big Twin Harley-Davidson. Full year/model list is on the Fitment tab. S&S Cycle's...$254.95
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.