Valve Springs Included: Yes Maximum Valve Lift (in): 0.550 in. Exhaust Valve Angle: 20 deg. Valve Guides Included: Yes Valve Guide Material: Bronze Valve Seats Machined: Yes Valve Seat Machine Style: 3-angle Valve Seat Material: Ductile iron Steam Holes Drilled: No Oiling Style: Through pushrod Machined for O-Ring: No Heat Crossover: No Quantity: Sold as a pair.
