The S&S crankcase oil passage drilling jig is used to perform crankcase drilling modifications when installing an S&S oil pump assembly on early big twin crankcases. Made of hardened steel for durability, this fixture enables the builder to do four modifications.
Key Features
Brand Manufactured by S&S Cycle
Category Engine Components
Type Hardware - Singles
Specifications
Length 3 in
Width 1.85 in
Height 1.75 in
Weight 0.4 lbs
Rider Benefits
The S&S crankcase oil passage drilling jig is used to perform crankcase drilling modifications when installing an S&S oil pump assembly on early big twin crankcases. Made of hardened steel for durability, this fixture enables the builder to do four modifications.
Primary chain oil supply passage from the breather valve gear cavity to the back side of the oil pump body on late generator and early alternator crankcases
Pressure relief passage from behind the main oil pressure valve to the gear cavity on alternator crankcases
Crankshaft and main bearings supply passage on early alternator crankcases
Please review manufacturer details to ensure proper fitment before ordering.