Bare Heads Pair -61cc Combustion chamber Cathedral Intake Ports 252cc, 11 Degree Valve Angle 

Material | Aluminium 
Combustion Chamber Volume | 61cc 
Intake Runner Volume | 252cc 
Intake Port Size H x W | 3.23" X 1.12" 
Exhaust Runner Volume | 102cc 
Exhaust Port Size H x W | 1.63" X 1.73" 
Intake Valve Size | 2.080" (01-2810-8) 
Exhaust Valve Size | 1.600" (01-2820-8) 
Valve Stem Diameter | 8.00mm 
Valve Length | + 0.500" 
Valve Angle | 11 Degree 
Valve Guide Seal Diameter | 0.500" 
Valve Guide Material | Manganese Bronze 
Valve Spring Base Diameter | 1.555" 
Rocker Type | LS3 style rocker (Rocker Arm Stands Included) 
Deck Thickness | 0.750" 

• Here at Malex Motorsports all of our items are in stock in our Sydney based store, ready to ship or pick up.
• NOW IN SMEATON GRANGE!