Proform Race Series Circle Track 650 CFM 4-Barrel Carburetor - Square Bore - No Choke - Mechanical Secondary - Dual Inlet - Silver/Black - Alcohol 34013R you've got to use AFR's

you've got to use AFR's all new 165cc aluminum cylinder heads

Performer-Link timing chain sets are for use with Edelbrock or stock cams

2-1/4 in Hose / Hardware Included

11-1/4 in Long

7/16 in Round Spline

Proform Race Series Circle Track 650 CFM 4-Barrel Carburetor - Square Bore - No Choke - Mechanical Secondary - Dual Inlet - Silver/Black - Alcohol 34013R you've got to use AFR'sProduct Description: Carburetor Race Series Circle Track 4 Barrel 650 CFM Square Bore No Choke Mechanical Secondary Dual Inlet Aluminum Black Anodized Tumble Polished Alcohol Sold Individually PROFORM invites racers to experience the strength, innovation, and power behind the PROFORM brand. PROFORM Parts (Specialty Auto Parts U. S. A., Inc.) is a leader in the High Performance Automotive Aftermarket by engineering and manufacturing creative products