Head Gasket Fel-Pro #1008 or equivalent
Head Bolt Torque 95 ft./lbs. (45-65-95)
Head Bolts ARP #144-3601
Head Studs ARP #144-4005
Rocker Shaft Torque 25 ft/lbs.
Rocker Arms Shaft Mount Standard (PW 368160 ONLY if spring is smaller than 1.43" OD.)
Intake Port (cc) 179cc
Intake Port Dimensions 2.28" x 1.16"
Intake Gasket Fel-Pro #1213 or equivalent
Exhaust Port (cc) 79cc
Exhaust Port Location Stock
Exhaust Port Dimensions 1.75" x 1.25"
Exhaust Gasket PW #444 or equivalent
Intake Valve Size 2.02"
Exhaust Valve Size 1.60"
Valve Angle 18°
Valve Spring Pocket O.D. 1.50"
Valve Guide Size 11/32" .530" (Top) .570" (Base)
Deck Thickness .625"
Combustion Chamber (cc) 63cc
Spark Plug Size 14mm x .750" Gasket (eg. Champion #RC12YC)
Spark Plug Location/Angle OE/Angle