Holley Metering Block Gaskets (10pk) 37500610 Measurements: 12"W x 23

Measurements: 12"W x 23

New design eliminates snout spinning

Borla is the pioneer and leader in the design and manufacture of stainless steel performance exhaust

3/8-16 and 5/16-18 in Thread

No exhaust crossover passage

Holley Metering Block Gaskets (10pk) 37500610 Measurements: 12"W x 23For Models 2300, Model 4150 Model 4160 and Model 4500 without Intermediate Circuit 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 as well. Holley's products also