Frankenstein Steam Vent Kit - Frankenstein F-Series Heads 216008 EIB1000.188.0225 It has 3 positions of

It has 3 positions of adjustment to allow the racer to tune the opening rate from tacky tracks to the slickest tracks with a simple click of the wrist

5/8-18 and 11/16-18 in Male O-Ring

1 in Quick Turn Fasteners Springs

Intermediate layer: 70% Meta Aramid

1/8 in Thick x 23 in Wide x 2 ft Long

Frankenstein Steam Vent Kit - Frankenstein F-Series Heads 216008 EIB1000.188.0225 It has 3 positions ofFrankenstein Steam Vent Kit Frankenstein F Series Heads Product Description: Steam Vent Kit Fitting Hardware Hose Frankenstein F Series Heads A designer and manufacturer of top quality high performance cylinder heads and intake manifolds for GM's popular LS series engines as well as other performance powerplants, Frankenstein Engine Dynamics specializes in taking a high output engine to the next level. They also offer premium camshafts and valvetrain