Billet Specialties Straight Water Neck - 1-1/2 in Hose Barb - Fixed - O-Ring - Black - GM LT-Series WIL150-20-7816K Proper position of internal piston

Proper position of internal piston at higher rpm prevents lifters form harmful "pumping up"

Exhaust Gaskets

Chrome Color available under 940001

4600 / 7400 RPM

Billet Specialties Straight Water Neck - 1-1/2 in Hose Barb - Fixed - O-Ring - Black - GM LT-Series WIL150-20-7816K Proper position of internal pistonProduct Description: Water Neck Straight 1 1 2 in Hose Barb Fixed O Ring Stainless Hardware Aluminum Black Anodized GM LT Series Sold Individually In 1985, Billet Specialties began producing accessories never before seen for the street rod industry. The attention to detail, fit, and finish were unprecedented. Billet Specialties is proud to be one of the most recognized names in the Hot Rod industry. With hundreds of accessory products and 90 plus