Holley Secondary Metering Block - Chromate - Holley 4160 Carburetors 34-13 Valley Dust Cover GM 1955-58

GM 1955-58

5 inch diameter assembly that utilizes a billet aluminum pressure ring with a riveted steel heat shield that provides a durable mating surface for the clutch disc

Operating Temp -145 Degree To +145 Degree F

The seamless

Holley Secondary Metering Block - Chromate - Holley 4160 Carburetors 34-13 Valley Dust Cover GM 1955-58Holley Metering Block 34 13 Standard Finish (0 3310C S) Or Most Any Model 4160 w Center Hung Float Bowl Metering Block Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every NASCAR Cup team and nearly every NHRA Pro Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene