Side Valve

UL-ULH flywheel assembly is for 74 and 80 inch side valve flathead models. Shipped complete assembled balanced and trued with shafts. Fitment: 1937...

Sifton #: 76449N Sifton solid tappet set includes installed roller assembly. Adjuster screws are not included. Measurements: Roller Diameter: 21.7 ...

Assembly is.005 oversize with rollers installed. Adjuster screws are not included. Measurements: Roller Diameter: 21.7 mm Pin Diameter: 7.60 mm Nee...

Case is a reproduction of the original 45 cubic inch left side case features a bare as cast aluminum finish. Case is blank without serial numbers. ...

OEM #: 24536-37, 410-37, 406-37 Side valve replacement left side engine case features a blank number boss. This case has the same oil passage for t...

Eastern #: A-25788-30 · OEM #: 25788-30, 636-30A Cam chest idler gear stud only Fitment: 1932-1936 WL

Eastern #: A-37458-41 · OEM #: 37458-41, 2514-41 Bushing for transmission clutch gear. Fitment: 1938-1973 G 1938-1952 WL

Eastern #: A-44180-36 · OEM #: 44180-36, 4116-36 Bushing for front brake backing plate. Fitment: 1937-1948 EL 1941-1948 FL 1941-1957 G 1937-...

Eastern #: A-44180-30 · OEM #: 44180-30, 4116-30 Bushing for front brake backing plate. Fitment: 1941-1952 WL

Eastern #: A-25588-37 · OEM #: 25588-37, 660-37B Bushing for cam cover bushing for side valve models. Fitment: 1937-1957 G 1937-1952 WL

New Old Stock inch 1-hole crank pin is original Army Surplus used on 45 inch models. You must align oil feed in flywheels with crank pin. OEM uses ...

New Old Stock inch 1-hole crank pin with nuts is original Army Surplus used on 45 inch models. Has a wax and cosmoline oil coating which will needs...

Zinc plated non-threaded tappet assembly and base kit includes 4 tappet assemblies with adjuster screws and mount screw kit. Accepts 80 inch valve ...

Sifton #: 76449 Solid Sifton tappet assembly includes installed roller assembly. Tappet has holes for better lubrication. Adjuster screws are not i...

Adjuster screw kit includes 4 screws and 4 matching lock nuts. Notes: Use for replacement nut. Use for replacement screw. Fitment: 1949-1973 G ...

Eastern #: A-18556-40 · OEM #: 18556-40, 221-40A Set of 4 tappet adjuster screws. Set of four. Fitment: 1949-1973 G 1940-1948 U 1940-1952 WL

Eastern #: A-18490-29 · OEM #: 18490-29, 200-29 Sifton assembly includes installed roller assembly and adjuster screws or nut for application. Tapp...

Eastern #: A-18490-78 Sifton assembly includes installed roller assembly and adjuster screws or nut for application. Tappet has holes for better lu...

OEM #: 24000-29, 352-29 V-Twin engine sprocket shaft for 45 side valve models. Fitment: 1929-1931 DL 1932-1973 G 1932-1952 WL

Eastern #: A-24005-37 · OEM #: 24005-37, 355-37 Precision ground for correct fitment. Fitment: 1937-1973 G 1937-1952 WL

Eastern #: A-24000-29 · OEM #: 24000-29, 352-29 Machined and hardened to factory specifications. Fitment: 1929-1931 DL 1932-1973 G 1932-1952 WL

OEM #: 24005-37, 355-37 Replica pinion shaft is machined and ground to factory specifications. Fitment: 1937-1973 G 1937-1952 WL

Eastern #: A-24775-39 · OEM #: 24775-39, 421-39 Big Twin Internal left bearing end spacer. Fitment: 1939-1973 G 1939-1952 WL

Jims #: 24000-29 · OEM #: 24000-29, 352-29 Sprocket shaft is machined and hardened to factory specifications. Fitment: 1929-1931 DL 1932-1973 G ...