Page 167 - 2018 Racecar Engineering Engine Parts and Accessories Catalog

CYLINDER HEADS

Chevrolet Big Block 396-454 (Cont.)

Profiler BB Chevrolet Sniper Aluminum Heads
Sniper X 24 Degree CNC-Ported Big Block Chevrolet bare cylinder head comes with the most up-to-date
cylinder head technology available. Flows over 460 CFM on a 375cc intake runner and over
325 CFM on the exhaust. Features include CNC-ported 119cc combustion chambers, fully
CNC-ported 375cc rectangular intake runners, multi-angle valve job fitted for 2.350" / +.350"
long intake, 1.880" or 1.850"/+.100" long exhaust valves, and manganese-bronze valve
guides. Machined 1.625" valve spring pockets, 1/2" thick deck surface, can use standard
stud or Jesel/T&D bolt-on rocker arms, and drilled and tapped for standard accessories, Sold
Individually.
Intake Comb Port Intake Exhaust
Part No. Description Runner Chamber Type Valve Valve
PPP174-29-13 Sniper, 290cc, Bare 290cc 119cc Rect 2.250" 1.880"
PPP174-32-03 Sniper, 320cc, Bare 320cc 119cc Rect 2.250" 1.880"
PPP174-X-C35-03 Sniper X, 355ccBare 355cc 119cc Rect 2.300" 1.850"
PPP174-X-C37-03 Sniper X, 375cc, Bare 375cc 119cc Rect 2.350" 1.850"
PPP174-X-C37-03S Sniper X, 375cc, Bare 375cc 119cc Rect 2.350" 1.850"

™
RHS Pro Action 24° Aluminum Head
RHS Pro Action 24 Degree Rectangular Port Aluminum Head are designed for street/strip,
drag racing, marine and pulling tuck applications. Capable of making up to 1000 HP, the RHS
Pro Action head features "as cast" finished quality, refined water jacket design improves thermal conduc-
tivity and extra thick deck faces allow angle milling for compression, hardened intake and radiused exhaust seats
for use with all fuels. Sold individually.
Intake Comb Plug Port Valve Intake Exhaust
Part No. Description Runner Chamber Angle Type Angle Valve Valve
RHS11011 Bare, 135cc Exhaust Runner 320cc 119cc Angled Rect. 24° 2.250" 1.880"

Ford Small Block 289-351W
AFR
CNC Renegade Aluminum Cylinder Heads
Engineered for bolt-on horsepower, reliability and weight loss, Track 1 head is fitted with bronze
valve guides and ductile valve seats for compatibility with unleaded fuel. Available bare or AFR1388
assembled. Sold individually.
Intake Comb. Valve Intake Exhaust
Part No. Description Runner Chamber Angle Valve Valve
AFR1399 Renegade Street/Strip Heads, Assembled, CNC Street Ported 165cc 58cc 20° 1.900" 1.600"
AFR1402 Renegade Street Heads, Assembled, Emission Legal., CNC Street Ported 165cc 58cc 20° 1.900" 1.600"
Renegade Street Heads, Assembled, Emission Legal.,
AFR1472 165cc 58cc 20° 1.900" 1.600"
CNC Street Ported, Pedestal Mount Rockers
AFR1420 Renegade Street Heads, Assembled - CNC Ported - Shaft Mounted Rockers 185cc 58cc 20° 2.020" 1.600"
AFR1387 Renegade Street/Strip Heads, Assembled, CNC Street Ported 185cc 72cc 20° 2.020" 1.600"
AFR1388 Renegade Street/Strip Heads, Assembled, CNC Street Ported 185cc 58cc 20° 2.020" 1.600"
AFR1422 Renegade Street Heads, Assembled, Emission Legal, CNC Street Ported 185cc 58cc 20° 2.020" 1.600"
AFR1450 Renegade Race Heads, Assembled, CNC Ported 205cc 58cc 20° 2.080" 1.600"
AFR1458 Renegade Race Heads Assembled, CNC Ported 205cc 72cc 20° 2.080" 1.600"
AFR1451 Renegade Race Heads Assembled, CNC Ported 220cc 58cc 20° 2.100" 1.600"
AFR1456 Renegade Race Heads Assembled, CNC Ported 220cc 72cc 20° 2.100" 1.600"
*These heads comes with 1.550" dual valve springs.

166 2018 ENGINE BUILDER CATALOG