3 Piece Oil Pump Primer Set

Oil pump primers protect new and rebuilt engines from premature wear caused by a dry start.

Set includes:

• Item ‘4923’ GM V6 and V8 engines.
• Item ‘4921’ 1/4″ Hex.
• Item ‘4922’ 5/16″ Hex Ford oil pump primers.

Lengths: 9.3/4″ (248mm).