Precision Race Engines Aluminum Small Block Chevy Cylinder Heads

 

Precision Race Engines Aluminum Small Block Chevy Cylinder Heads

 

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Description

Precision Race Engines Small Block Chevy heads include a revolutionary ultra casting designed after the Dart Pro 1 cylinder heads, versatile 195cc intake ports that are specifically designed for optimum versatility, and 64 cc combustion chambers that allow the use of several types of fuels.
Standard features are high grade aluminum alloy, bronze valve guides, valve seats for use with unleaded fuel, ends milled and drilled for accessories, and a straight or angled spark plug design. Intake features bolt pattern for both early and Vortec style intakes.
These are the most affordable high quality aluminum cylinder heads on the market.
As Cast Heads

 

SBC 195cc As Cast (Bare Heads) = $599.00 pr.

 

Specs:
2.02″/1.60″ valve sizes,
64cc chambers,
195cc Intake RunnerFlow Specs @ 28″ w/2.02″/1.60″ w/30° backcut.200″   .300″   .400″   .500″   .600″   .700″   .800″
Intake    153     205     241     261    266     269     270Exhaust  108      136     162    181     192     198     202 (no pipe)Add $300 for Assembled Heads w/ 2.02″/1.60″ Stainless Steel valves

.550″ Lift Flat Tappet Springs,Steel Retainers & Locks, Viton Seals
3/8″ Rocker Studs, 5/16″ Guide Plates

 

Add $375 for Assembled Heads w/ 2.02″/1.60″ Stainless Steel valves
.600″ Lift Solid Flat Tappet or Hyd. Roller Springs,Steel Retainers & Locks, Viton Seals
3/8″ Rocker Studs, 5/16″ Guide Plates

 

Add $400 for Assembled Heads w/ 2.02″/1.60″ Stainless Steel valves
.660″ Lift Solid Roller or Aggressive Hyd. Roller Springs,Steel Retainers & Locks, Viton Seals
7/16″ Rocker Studs, 5/16″ Guide Plates