Holley 12-803 Fuel Pump Fuel Pressure Regulator Product Features 3/8" pipe thread ports 7/32" restriction Pressure ranges from 4-1/2 to 9 PSI Includes mounting bracket Satin finish Product Specifications Brand: Holley Item Weight: 8.8 ounces Product Dimensions: 3.7 x 3.6 x 2.6 inches California residents: Click here for Proposition 65 warning Item model number: 12-803 Manufacturer Part Number: 12803 OEM Part Number: 12-803 Shipping Weight: 8.8 ounces Domestic Shipping: Item can be shipped within U.S. Date First Available: November 21, 2004 Why you Should Buy from Us? Trusted Seller, Great Feedback Quick Shipping and Tracking HUGE Discounts Excellent Returns Policy The BEST Customer Service Shipping & Returns We Ship Worldwide! 14 Day Money Back Return Policy Items Ship within 24-72 Hours Shipping process begins as soon as you order. We cannot cancel orders. Our goal is FAST delivery! Product Description This regulator is used to adjust to fuel pressure requirements of various carburetors and supplies the proper pressure to the needle and seat valve to prevent flooding or drivability problems. This satin finish regulator feature 3/8 pipe thread outlet ports with 7/32" restriction. It regulates pressure from 4-1/2 to 9 PSI and is designed to work with a single carburetor installation. Thank You For Your Business!