AFR’s 245cc “Competition” heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. NPP stands for “no pushrod pinch”, and this is AFR’s largest 60/40 valve spacing head. These heads require shaft mount rocker arms for all applications and has extra machining for 3/8” pushrod clearance. AFR heads are available bare (without parts), call our tech line for details. 

245cc NPP Aluminum SBC Cylinder Heads
Part # Exhaust Port Porting Finish Combustion Chamber
1137-TI Stock Competition 70cc
1138-TI Stock Competition 80cc
1139-TI Spread Port Competition 70cc
1140-TI Spread Port Competition 80cc

 

245cc Competition Flow Chart
  .200 .300 .400 .500 .550 .600 .650 .700 .800
Int 161 224 261 301 311 320 331 337 345
Exh 128 165 214 228 237 238 243 245 250

More From This Category

AFR Cylinder Head, 23° SBC 210cc Competition Package Heads, standard exhaust, 65cc chambers, No Parts, Pair

AFR Cylinder Head, 23° SBC 210cc Competition Package Heads, standard exhaust, 65cc chambers, No Parts, Pair

$3,968.83

View
Trick Flow Cylinder Head, Twisted Wedge 11R 190, CNC Street Ported, Assembled, 56cc CNC Chambers, Small For Ford, Each

Trick Flow Cylinder Head, Twisted Wedge 11R 190, CNC Street Ported, Assembled, 56cc CNC Chambers, Small For Ford, Each

$2,116.13

View
Dart Cylinder Head, Pro1 Chevrolet LS Gen III, 280.00 CC Port, 68.00 CC Chamber, Each

Dart Cylinder Head, Pro1 Chevrolet LS Gen III, 280.00 CC Port, 68.00 CC Chamber, Each

$3,060.47

View
AFR Cylinder Head, 23° SB For Chevrolet 195cc LT4 Reverse Cool Competition Package Heads, (Specify chamber size 55cc - 65cc) L98 angle plug, Assembled

AFR Cylinder Head, 23° SB For Chevrolet 195cc LT4 Reverse Cool Competition Package Heads, (Specify chamber size 55cc - 65cc) L98 angle plug, Assembled

$4,391.38

View
AFR Cylinder Head, 227cc Spd Port 75cc Comp Pkg With (4) ARP 3/8 in. Head Studs included, No Parts, Pair

AFR Cylinder Head, 227cc Spd Port 75cc Comp Pkg With (4) ARP 3/8 in. Head Studs included, No Parts, Pair

$4,495.09

View
Edelbrock Cylinder Head Performer Aluminium Bare 60cc Chamber 170cc Intake For Ford 289 302 351W Each

Edelbrock Cylinder Head Performer Aluminium Bare 60cc Chamber 170cc Intake For Ford 289 302 351W Each

$1,095.74

View