Performance World 63171 SB Mopar 171cc Cylinder Heads pair (bare)

Part # 63171
  • Sale
  • $1,489.98
  • Regular price $1,549.99

SB Mopar 171cc Bare Aluminum Cylinder Heads. 63cc Combustion Chamber. CNC pocket ported. PW 2.02" intake, 1.60" exhaust valves included. Manufactured from A356-T6 aluminum. Each pair comes with a detailed flow sheet. Ready for assembly and sold as pairs. Note: Will not work on '68-'71 340 engines using OE pistons - positive deck. Download Data here - DOWNLOAD Download Installation Tech here - DOWNLOAD