AFR’s 335cc heads are designed feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. Recommended for radical street/strip or “Pro Street” builds with displacements up to 572 cubic inches, operating up to 7000 RPM. AFR heads are available bare (without parts), call our tech line for details. Please see footnotes for additional information.

THESE PRODUCTS ARE ILLEGAL TO OPERATE ON ANY PUBLIC HIGHWAY. THIS MEANS ANY PUBLIC PAVED OR UNPAVED ROADWAY OR IN A PUBLIC PARK. THESE PRODUCTS ARE ONLY LEGAL IF USED ON A DEDICATED RACING VEHICLE. VIOLATION ARE SUBJECT TO A MAXIMUM PENALTY OF $37,500 PER VIOLATION PER VEHICLE, REVOCATION OF REGISTRATION BY DMV, LOSS OF USE ON PUBLIC RIGHT OF WAYS AND PROOF OF CORRECTION OF THE TAMPERING.

335cc Aluminum BBC Cylinder Heads
Part # Description Combustion Chamber
2001 Fully CNC Ported 121cc

 

335cc Competition Flow Chart
  .200 .300 .400 .500 .600 .700 .800
Int 164 240 304 352 385 401 409
Exh 135 199 249 276 288 295 305

AFR’s 335cc heads are designed feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. Recommended for radical street/strip or “Pro Street” builds with displacements up to 572 cubic inches, operating up to 7000 RPM. AFR heads are available bare (without parts), call our tech line for details. Please see footnotes for additional information.

THESE PRODUCTS ARE ILLEGAL TO OPERATE ON ANY PUBLIC HIGHWAY. THIS MEANS ANY PUBLIC PAVED OR UNPAVED ROADWAY OR IN A PUBLIC PARK. THESE PRODUCTS ARE ONLY LEGAL IF USED ON A DEDICATED RACING VEHICLE. VIOLATION ARE SUBJECT TO A MAXIMUM PENALTY OF $37,500 PER VIOLATION PER VEHICLE, REVOCATION OF REGISTRATION BY DMV, LOSS OF USE ON PUBLIC RIGHT OF WAYS AND PROOF OF CORRECTION OF THE TAMPERING.

335cc Aluminum BBC Cylinder Heads
Part # Description Combustion Chamber
2001 Fully CNC Ported 121cc

 

335cc Competition Flow Chart
  .200 .300 .400 .500 .600 .700 .800
Int 164 240 304 352 385 401 409
Exh 135 199 249 276 288 295 305