Engine
-
Engine - Cam (293)
-
Engine - Cam Cover (74)
-
Engine - Connecting Rod (74)
-
Engine - Crank Case (199)
-
Engine - Crank Pin (56)
-
Engine - Cylinder (150)
-
Engine - Cylinder Head (76)
-
Engine - Dress Up Kit (84)
-
Engine - Engine Mount (143)
-
Engine - Flywheel (54)
-
Engine - Long Block (6)
-
Engine - Oil Pump (223)
-
Engine - Pinion Shaft (74)
-
Engine - Piston (289)
-
Engine - Piston Ring (174)
-
Engine - Pushrod (62)
-
Engine - Pushrod Cover (80)
-
Engine - Rocker Arm (78)
-
Engine - Rocker Box (179)
-
Engine - Seals, Gaskets & O-Rings (594)
-
Engine - Short Block (6)
-
Engine - Sprocket Shaft (54)
-
Engine - Tappet (136)
-
Engine - Tappet Block (67)
-
Engine - Valves (388)
S&S Connecting Rod Set Heavy Duty - S&S Cycle 34-7013 - Big Twin 1984-1999
S&S CycleS&S Cycle #: 34-7013 S&S connecting rod set is a heavy duty replacement rod set. Rod set includes wrist pin bushings rod races matched rods...
View full detailsPinion Right Side Case Race Standard - V-Twin 10-0296 - OEM 24599-58B - Evolution 1993-1998
V-Twin ManufacturingOEM #: 24599-58B Machined and ground to factory specifications and features 360° oiling groove. *NOTE: Can also be used on 1958-1987 models but wil...
View full detailsS&S Connecting Rod Set Heavy Duty - S&S Cycle 34-7004
S&S CycleS&S Cycle #: 34-7004 Set is a heavy duty replacement and includes wrist pin bushings rod races matched rods pins rollers cages and nuts for sto...
View full detailsJims Pinion Right Side Case Race.002 - Jims 24600-58B - OEM 24599-58B - Evolution 1993-1998
JimsJims #: 24600-58B · OEM #: 24599-58B .002 oversize right side case race is machined and ground to factory specifications. Pinion bearing race featu...
View full detailsJims Pinion Right Side Case Race Standard - Jims 24585-57 - OEM 24585-57 - Ironhead 1957-1976
JimsJims #: 24585-57 · OEM #: 24585-57 Standard right side case race is machined and ground to factory specifications. race has an outer diameter of 1....
View full detailsPinion Right Side Case Race.002 - Eastern A-24600-58B - OEM 24599-58B - Evolution 1993-1998
EasternEastern #: A-24600-58B · OEM #: 24599-58B Machined and ground to factory specifications. Fitment: 1993-1998 FLST 1993-1998 FLT 1993-1998 FXD ...
View full detailsPinion Right Side Case Race.015 - Eastern A-24602-85 - Big Twin 1958-1992
EasternEastern #: A-24602-85 Machined and ground to factory specifications. Fitment: 1958-1984 FL 1986-1992 FLST 1979-1992 FLT 1971-1984 FX 1991-...
View full detailsPinion Right Side Case Race Standard - Eastern A-24599-58B - OEM 24599-58B - Evolution 1993-1998
EasternEastern #: A-24599-58B · OEM #: 24599-58B Machined and ground to factory specifications. Measurements: Inner Diameter: 1.755 inches Outer Diameter:...
View full detailsPinion Right Side Case Race Standard - Eastern A-413-36 - OEM 413-36
EasternEastern #: A-413-36 · OEM #: 413-36 Machined and ground to factory specifications. Notes:Requires use of washer and gasket set. Fitment: 1937-1939...
View full detailsSprocket Left Side Case Race Standard - Eastern A-416-36 - OEM 416-36
EasternEastern #: A-416-36 · OEM #: 416-36 Machined and ground to factory specifications. Notes:Requires use of washer and gasket set. Fitment: 1937-1939...
View full detailsPinion Right Side Case Race.005 - Eastern A-24601-58 - Big Twin 1958-1992
EasternEastern #: A-24601-58 Machined and ground to factory specifications. Fitment: 1958-1984 FL 1986-1992 FLST 1979-1992 FLT 1971-1984 FX 1991-...
View full detailsPinion Right Side Case Race.002 - Eastern A-24600-58 - Big Twin 1958-1992
EasternEastern #: A-24600-58 Machined and ground to factory specifications. Fitment: 1958-1984 FL 1986-1992 FLST 1979-1992 FLT 1971-1984 FX 1991-...
View full detailsPinion Right Side Case Race.010 - Eastern A-24602-58 - Big Twin 1958-1992
EasternEastern #: A-24602-58 Machined and ground to factory specifications. Fitment: 1958-1984 FL 1986-1992 FLST 1979-1992 FLT 1971-1984 FX 1991-...
View full detailsPinion Right Side Case Race Standard - Eastern A-24599-58 - OEM 24599-58A - Big Twin 1958-1992
EasternEastern #: A-24599-58 · OEM #: 24599-58A Machined and ground to factory specifications. Fitment: 1958-1984 FL 1986-1992 FLST 1979-1992 FLT 1...
View full detailsSprocket Left Side Case Race.010 - Eastern A-24623-78
EasternEastern #: A-24623-78 Machined and ground to factory specifications. Fitment: 1940-1954 FL
Sprocket Left Side Case Race.015 - Eastern A-24623-79 - OEM 24623-79
EasternEastern #: A-24623-79 · OEM #: 24623-79 Machined and ground to factory specifications. Fitment: 1940-1954 FL
Pinion Right Side Case Race Standard - Eastern A-24599-55 - OEM 24599-55
EasternEastern #: A-24599-55 · OEM #: 24599-55 Machined and ground to factory specifications. Fitment: 1955-1957 FL
Pinion Right Side Case Race Standard - Eastern A-24599-40 - OEM 24599-40
EasternEastern #: A-24599-40 · OEM #: 24599-40, 413-40A Machined and ground to factory specifications. Fitment: 1940-1954 FL
Sprocket Left Side Case Race.005 - Eastern A-24623-40 - OEM 24623-40
EasternEastern #: A-24623-40 · OEM #: 24623-40, 416-40C Machined and ground to factory specifications. Fitment: 1940-1954 FL
Pinion Right Side Case Race.015 - Eastern A-24601-79 - OEM 24601-79
EasternEastern #: A-24601-79 · OEM #: 24601-79 Machined and ground to factory specifications. Measurements:Outer Diameter: 2.017 inches Fitment: 1940-1954...
View full detailsPinion Right Side Case Race.010 - Eastern A-24601-78 - OEM 24601-78
EasternEastern #: A-24601-78 · OEM #: 24601-78 Machined and ground to factory specifications. Fitment: 1940-1954 FL
Pinion Right Side Case Race.010 - Eastern A-24585-80 - OEM 24585-80 - Ironhead 1957-1976
EasternEastern #: A-24585-80 · OEM #: 24585-80 Machined and ground to factory specifications. Fitment: 1957-1976 XL
Sprocket Left Side Case Race Standard - Eastern A-24621-40 - OEM 24621-40
EasternEastern #: A-24621-40 · OEM #: 24621-40, 416-40 Machined and ground to factory specifications. *NOTE: Left side cases accept standard case race. Ca...
View full detailsPinion Right Side Case Race.002 - Eastern A-24585-78 - Ironhead 1957-1976
EasternEastern #: A-24585-78 Machined and ground to factory specifications. Fitment: 1957-1976 XL
More about Engine
Our Engine catalog covers Harley-Davidson Big Twin and Sportster models, with everything organized below so you can go straight to the part you need. Sourced primarily from Colony, with genuine OEM-spec pieces filling in where it counts.
Everything below is organized by sub-category - Seals, Gaskets & O-Rings, Rocker Box, Cam, Piston, Tools, and Oil Pump - so you can jump straight to what your build needs next.