New!  69225A-2 PWHeads 252cc Cathedral Port Aluminum Cylinder Heads Assembled Complete (pair) Fits Chevrolet Gen III LS1/LS2/LS6 LSx 3.90" bore. Dual Spring.
Performance World 69225A-2 PWHeads 252cc Cathedral Port Aluminum Cylinder Heads Assembled Complete (pair) Fits Chevrolet Gen III LS1/LS2/LS6 LSx 3.90" bore. Dual Spring.
 
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LS1 11 Degree Chevrolet cathedral port heads designed to fit Gen III LS1/2/6 3.90" bore engines. 252cc intake runners, 62cc combustion chambers. For hydraulic roller cams up to .660" lift. Assembled with PW 2.08"/1.60" valves, PW PRO660 dual springs, and related hardware. Raised valve cover rails, 6-bolt per cylinder design (Fits LSX blocks too). Includes rocker arm rails for use with LS3 offset (OE style) rocker arms. SEE SPECIAL TECHNICAL NOTES REGARDING ROCKER ARMS. Manufactured from A356-T6 aluminum. Each pair comes with a detailed flow sheet. Pair. Download Data here - DOWNLOAD
Everyday Low Price: CDN $2,649.99

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Product Code: 69225A-2
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Description Technical Specs Replacement Parts
 
LS1 11 Degree Chevrolet cathedral port heads designed to fit Gen III LS1/2/6 3.90" bore engines. 252cc intake runners, 62cc combustion chambers. For hydraulic roller cams up to .660" lift. Assembled with PW 2.08"/1.60" valves, PW PRO660 dual springs, and related hardware. Raised valve cover rails, 6-bolt per cylinder design (Fits LSX blocks too). Includes rocker arm rails for use with LS3 offset (OE style) rocker arms. SEE SPECIAL TECHNICAL NOTES REGARDING ROCKER ARMS. Manufactured from A356-T6 aluminum. Each pair comes with a detailed flow sheet. Pair. Download Data here - DOWNLOAD
Optional Parts
  • Rocker Arms: PW 369173

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