Head Diam: 31.50mm (+.5)Dish
Stem Diam: 6.57mm
Length: 105.40mm
Material: Black Nitrided
Valve Type: Intake

Engines:

Acura - GS 4cyl 1.8l B18A1 - 31.50mm (+.5)Dish
Acura - GS 4cyl 1.8l B18B1 - 31.50mm (+.5)Dish
Acura - LS 4cyl 1.8l B18A1 - 31.50mm (+.5)Dish
Acura - LS 4cyl 1.8l B18B1 - 31.50mm (+.5)Dish
Acura - RS 4cyl 1.8l B18A1 - 31.50mm (+.5)Dish
Acura - RS 4cyl 1.8l B18B1 - 31.50mm (+.5)Dish
Acura - Special Edition 4cyl 1.8l B18B1 - 31.50mm (+.5)Dish
Honda - 2.0 SI 4cyl 2.0l B20A5 - 31.50mm (+.5)Dish
Honda - 2.0 SI 4WS 4cyl 2.0l B20A5 - 31.50mm (+.5)Dish
Honda - EX 4cyl 2.0l B20B4 - 31.50mm (+.5)Dish
Honda - EX 4cyl 2.0l B20Z2 - 31.50mm (+.5)Dish
Honda - LX 4cyl 2.0l B20B4 - 31.50mm (+.5)Dish
Honda - LX 4cyl 2.0l B20Z2 - 31.50mm (+.5)Dish
Honda - SE 4cyl 2.0l B20Z2 - 31.50mm (+.5)Dish