CYLINDER HEADS - Chevrolet - Small Block - Victor Jr.
 
Competition & Ultra High-Performance Heads
 
 
Victor Jr. 23º
  • 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
 
VICTOR JR. 23° HEADS BARE OR WITH VALVES ONLY
Chamber Size Intake Port Size Valve Sizes (in/ex) Bare (single) Complete (single)
70cc 215cc 2.08"/1.60" #77639* #77649*
64cc 215cc 2.08"/1.60" #77569* #77579*
 
VICTOR JR. 23° COMPLETE HEADS FOR MECHANICAL FLAT TAPPET OR HYDRAULIC ROLLER CAMS
Chamber Size Intake Port Size Valve Sizes (in/ex) Bare (single) Complete (single)
70cc 215cc 2.08"/1.60" N/A #77619*
64cc 215cc 2.08"/1.60" N/A #77589*
 
VICTOR JR. 23° COMPLETE HEADS FOR MECHANICAL ROLLER CAMS
Chamber Size Intake Port Size Valve Sizes (in/ex) Bare (single) Complete (single)
70cc 215cc 2.08"/1.60" N/A #77629*
64cc 215cc 2.08"/1.60" N/A #77599*
Note: Check cam manufacturer's specs for compatibility with valve springs.
* Not legal for sale or use on pollution controlled motor vehicles.
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