Kirkey 55 Series Pro Street Drag Seat (Only) - 15" 2020024 500" Valve Guide Cutter from

500" Valve Guide Cutter from COMP Cams will allow the engine builder to machine the cylinder head to the proper size for your spring

With the emergence of valve sizes other than the standard 5/16"

Bulkhead style aluminum fittings adapt 3/16" inverted flare line to an AN type fitting

10 AN Male to 16 AN Male O-Ring

Kirkey 55 Series Pro Street Drag Seat (Only) - 15" 2020024 500" Valve Guide Cutter fromDesigned for all drag cars door slammers and pro street. Available in five hip sizes 15" 16" 17" 18 1 2" and 20". Constructed of MIG and TIG welded . 100 thick 5052 grade aluminum. Offset aluminum extrusion around perimeter of seat allows added strength and safety. Reinforced head rest. Front of seat raised for added leg and thigh support. Seat comes standard with double shoulder belt openings and sub belt openings to accommodate all belt systems.