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77629 - Victor Jr. 23° 70cc

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77629 - Victor Jr. 23° 70cc

Springs For Mechanical Roller Cams

Affordable maximum power head for competition and ultra high-performance street. 530-580 hp potential, out-of-the-box, for a cost effective, race-winning set-up. 64cc chambers yield about 12.5:1 compression with a 12cc domed piston in a 350 V8. Accepts standard 23° valvetrain hardware.  Assembled, Head, Sold Each

Combustion chamber volume 64cc
Intake runner volume 215cc
Exhaust runner volume 85cc
Intake valve diameter 2.08"
Exhaust valve diameter 1.60"
Valve stem diameter 11/32"
Valve guides Manganese bronze
Deck thickness 9/16"
Valve spring diameter 1.55"
Valve spring maximum lift .650"
Rocker stud 7/16"
Guideplate Hardened steel
Pushrod diameter 5/16"
Valve angle 23°
Exhaust port location Raised .300"
Spark plug fitment 14mm x 3/4 reach, gasket seat
Made In USA
SKU: 77629
Starting at $0.00