Glossary “split pin” Definition:
A round, split-spring steel tubular roll pin used for locking purposes, such as a gear to a shaft.

Glossary “split point” Definition:
The pressure at which a proportioning valve closes during brake application and reduces the rate at which further pressure is applied to the rear drum brakes.

Glossary “split sump” Definition:
Term used for split crankcase.

Glossary “split torque converter” Definition:
Design having a simple planetary gear set to divide engine torque between mechanical and hydraulic operation.

Glossary “split valve guide” Definition:
Two-piece valve guide used in some older flathead engines with mushroom valves.

Glossary “split lock washer” Definition:
Washer used under nuts to prevent loosening by vibration. The ends of these spring hardened washers dig into both the nut and the work to prevent rotation.

Glossary “split guide ring” Definition:
Part of a torque converter assembly designed to reduce fluid turbulence and improve efficiency.

Glossary “split lip seal” Definition:
Typically, a rope seal, sometimes used to denote any two part oil seal.

Glossary “split crankcase” Definition:
An oil pan split horizontally, in the same plane as the crankshaft, into two or more pieces to simplify service.

Glossary “split brake system” Definition:
Service brake systems having two or more separate fluid, electrical, mechanical, or other circuits. If one circuit fails, full or partial brake actuating capability is retained.