Edelbrock Performer RPM Pontiac Cylinder Head - Chamber Size: 87cc 1425003 Safety Standard: ECE22

Safety Standard: ECE22

Extreme Environment

Measures 3

2006-2009 GMC C4500 Topkick

1979-1984 GMC K2500 Suburban

Edelbrock Performer RPM Pontiac Cylinder Head - Chamber Size: 87cc 1425003 Safety Standard: ECE22The Small block Chevy cylinder head is designed for 1987 95 Throttle Body Injected (T. B. I.) and Tuned Port Injected (T. P. I.) 5. 7L S B Chevy engines originally equipped with centerbolt valve covers. Performer centerbolt cylinder heads are 50 state street legal and accept factory centerbolt valve covers. The intake bolt pattern utilizes the 1987 95, 73 angle on the two center bolts. Will maintain stock compression ratio when used with the