74 Knucklehead Cylinder Piston Kit
SKU11-2601
Replacement 74 Knucklehead cylinder and piston kit are honed and pre fitted with 8.5:1 compression cast pistons and rings. Set does not feature any factory markings.
They are ready to run and will require break-in. Please refer to proper shop manual for suggestions on break-in. For stock stroke only. For 1941-1947 Knuckleheads. Cylinders are without lip on top. Order head base gasket separately. *NOTE: All cast iron cylinders have same piston to wall clearance .0025 -.003. Bore size is 3.4380 -3.4385 inner diameter. *NOTE: Replacement type cylinder kits do not have original motorcast markings on the cylinder base.
Fits:
FL 1941-1947
UOM: KIT
Country Of Origin: TAIWAN
Suggested Items: 11-0216 - Replica 74 Overhead Valve Piston Set Standard Size
Accessory Items:
16-0622 - Ring-O-Matic Ring Compressor Tool Kit
16-1164 - Piston Pin Support Plate
11-0506 - Replica 61 Knucklehead Cylinder Set Black
11-0507 - Replica 74 Knucklehead Cylinder Set Black
Tech Notes: Shovelhead rocker arm shims may be used on the left side of the Knucklehead rocker arms to adjust end play. Available as 12-0704 (.005) 12-0710 (.007) 12-0715 (.015).