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 Runner
Comb Chamber
Port Type Rect Rect Rect Rect Rect
Intake Valve 2.250" 2.250" 2.300" 2.350" 2.350"
Exhaust Valve
Part No.
Description
PPP174-29-13 PPP174-32-03
Sniper, 290cc, Bare Sniper, 320cc, Bare Sniper X, 355ccBare Sniper X, 375cc, Bare Sniper X, 375cc, Bare
290cc 320cc 355cc 375cc 375cc
119cc 119cc 119cc 119cc 119cc
1.880" 1.880" 1.850" 1.850" 1.850"
PPP174-X-C35-03 PPP174-X-C37-03 PPP174-X-C37-03S
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 Runner
Comb Chamber
Plug Angle
Port Type
Valve Angle
Intake Valve 2.250"
Exhaust Valve
Part No. RHS11011
Description
Bare, 135cc Exhaust Runner
320cc 119cc Angled Rect.
24°
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 assembled. Sold individually.
AFR1388
Intake Runner
Comb. Chamber
Valve Angle
Intake Valve
Exhaust Valve
Part No. AFR1399
Description
Renegade Street/Strip Heads, Assembled, CNC Street Ported
165cc 165cc
58cc 58cc
20° 1.900" 1.600" 20° 1.900" 1.600"
AFR1402 Renegade Street Heads, Assembled, Emission Legal., CNC Street Ported
Renegade Street Heads, Assembled, Emission Legal., CNC Street Ported, Pedestal Mount Rockers
AFR1472
165cc
58cc
20° 1.900" 1.600"
AFR1420 Renegade Street Heads, Assembled - CNC Ported - Shaft Mounted Rockers
185cc 185cc 185cc 185cc 205cc 205cc 220cc 220cc
58cc 72cc 58cc 58cc 58cc 72cc 58cc 72cc
20° 2.020" 1.600" 20° 2.020" 1.600" 20° 2.020" 1.600" 20° 2.020" 1.600" 20° 2.080" 1.600" 20° 2.080" 1.600" 20° 2.100" 1.600" 20° 2.100" 1.600"
AFR1387 AFR1388 AFR1422 AFR1450 AFR1458 AFR1451 AFR1456
Renegade Street/Strip Heads, Assembled, CNC Street Ported Renegade Street/Strip Heads, Assembled, CNC Street Ported Renegade Street Heads, Assembled, Emission Legal, CNC Street Ported
Renegade Race Heads, Assembled, CNC Ported Renegade Race Heads Assembled, CNC Ported Renegade Race Heads Assembled, CNC Ported Renegade Race Heads Assembled, CNC Ported
*These heads comes with 1.550" dual valve springs.
2018 ENGINE BUILDER CATALOG
166
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