The Allstar Performance ALL90070 oil restrictors reduce the amount of oil flow to the top of the engine, lowering the risk of evacuating the oil pan in continuous high rpm engines while directing more oil to the main and rod bearings. The restrictors have a .055 inch ID hole and fit standard block Chevy applications. Two extra O-ring seals are included. Sold as a package of 2.
FAQ
What does the ALL90070 oil restrictor do?
It reduces the amount of oil flow to the top of the engine, reducing the risk of evacuating the oil pan in continuous high rpm engines while directing more oil to the main and rod bearings.
What size is the restrictor hole?
The ALL90070 has a .055 inch ID hole.
What engine does the ALL90070 fit?
It fits standard block Chevy applications.
How many restrictors and O-rings are included?
The ALL90070 is sold as a package of 2 restrictors and includes two extra O-ring seals.

