classic Engine

Front cylinder fits Knucklehead 1941-1947 74 inch models. Features MC cast factory markings. Bore size finished with .025 clearance.FITMENT1941 / 1...

1936 Knucklehead rocker arm set is nickel plated and is for use with exposed rocker arms on 1936-1937 EL models only. Buttons are removeable. Remov...

Piston set with 3-5/16 inch bore is .005 oversized. Set includes hasting 3 piece ring set 2 wrist pins and 4 circlips. Pistons have a steel expan...

Billet lower pushrod cover set features a natural alloy finish. Set fits Evolution models. FITMENT1948 / 1978 FL 1948 / 1978 FX ACCESSORY ITEMS1...

Solid tappet screw set includes 4 screws with lock nut. Set is for solid puhsrods on Panhead Knucklehead and Sportser. FITMENT1936 / 1940 EL 194...

Knucklehead rocker arm set. Sold as a set of 4.FITMENT1937 / 1940 EL 1941 / 1947 FL ACCESSORY ITEMS11-059811-120911-114311-1157

45 inch WL short block includes a right and left engine case assembled with the flywheel installed. Flywheels are installed in case! *NOTE: Cam cas...

Lightning cam chest kit for 1948-1956 Panhead models. Early OEM Panhead Cases use a right hand threaded circuit breaker stud included in this kit. ...

Replica 74 inch long block Knucklehead with polished rocker boxes parkerized valve cover cups a linkert 4 bolt manifold the motor sprocket and a...

Fully assembled and tested for oil pressure. Built to order per customers choice of components. Replica 74 inch knucklehead long block does not inc...

Fully assembled and tested for oil pressure. Long block features a natural finish and includes an 8 finned cover. **NOTE: Carburetor and charging ...

Lightning cam chest kit for 1958-1969 models. *NOTE: Includes lightning style cam and gears. Late OEM Panhead and Shovelhead Cases use a left hand ...

Crank pin is heat treated 60-62RC to a case depth of .100. A special 180° oiling design will better lubricate the bearing diameter. Threads are in...

1936 style Knucklehad long block motor is fully assembled with a M-5 carburetor and tested for oil pressure. The bolts are re-torqued after heat ...

Shovelhead engine case set includes tapered bearing assembly for left side and case race on right side. Accepts Shovelehad OHO line to the heads. S...

V-Twin bare engine case set includes left side bearing assembly and right side case race honed to size. Allows use of overhead oiling system inchO...

4 fin style cam cover with the top oil bolt hole for overhead oiler models of Panhead. Forged construction features a chrome finish. Cam cover bush...

Replica Knucklehead 74 inch long block is fully assembled and tested for oil pressure. Includes Motortechnic German motor case. This 74 inch engine...

V-Twin extreme duty case set is the authentic look for builders and restoration. Accepts Panhead lifter blocks and cylinders. Includes circuit brea...

Machined and hardened to factory specifications. Specially for installation on pre 1981 80 inch flywheels in 1956-1964 Big Twin case sets.FITMENT0 ...

V-Twin extreme duty case set is the authentic look for builders and restoration. Accepts Panhead lifter blocks and cylinders. Includes circuit brea...

4 fin style cam cover with the top oil bolt hole for overhead oiler models of Panhead. Forged construction features a natural cast finish. Cam cove...

.006 45 piston wrist pin. FITMENT 1936 / 1973 G 1936 / 1952 W 1929 / 1935 R ACCESSORY ITEMS16-002916-1747