Holley 15" x 15" HydraMat, Square Racing Uniform Jacket Economy type carburetors are calibrated

Economy type carburetors are calibrated lean for fuel economy and will not perform properly on this style of intake

Not for use with most oils (see previous point for exception)

AWD and Convertible

Adjust brake bias from the driver seat to compensate for changing track conditions

1-1/8 in x 10 Spline

Holley 15" x 15" HydraMat, Square Racing Uniform Jacket Economy type carburetors are calibratedThe amazing HydraMat(R) is Holley's patent pending design that solves the problems associated with traditional fuel pick ups in stock fuel tanks as well as racing fuel cells. During hard cornering, acceleration, stopping, inclines, and low fuel conditions fuel runs away from the fuel pick up which introduces air into the system resulting in poor engine performance and even stalling. HydraMat is the solution! Surface tension and fluid wicking are the