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AFR - Air Flow Research

Air Flow Research AFR0916 Eliminator Aluminium Cylinder Heads 65cc Straight Plug

Air Flow Research AFR0916 Eliminator Aluminium Cylinder Heads 65cc Straight Plug

AFR0916
$3,949.65 AUD
$3,949.65 AUD
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AFR 180cc Eliminator Aluminium Cylinder Heads (Straight Plug) 65cc Combustion Chamber. Suit S/B Chev AFR0916These AFR 180cc SBC Eliminator street heads are available in your choice of straight or L98 angle plug versions. AFR 180cc heads feature a 75cc or 65cc combustion chamber with a 64cc exhaust port and a 3/4 in. thick head deck (ideal for nitrous or blower applications). Standard valves are lightweight, 8mm, and have a 2.020 in. intake and 1.600 in. exhaust with AFR's hardened ductile iron interlocking valve seats. The AFR 180cc Eliminator street heads' exceptional flow characteristics, 23 degree valve angle, and standard valve spacing make them the perfect street heads for 327 to 350 c.i.d. engines in the idle to 5,500 rpm operating range (higher rpm ranges are possible, depending on the combination of parts). These cylinder heads carry CARB E.O. #D-250-2 when used on 1969-94 applications with the heat riser. AFR 180cc SBC Eliminator street heads are also available for your 1987 and later engines with centerbolt valve covers and two center intake bolts at 72 degree angles, and Vortec-style cylinder heads are available, too. Their dual valve cover bolt pattern is standard and their exhaust port is raised .100 over GM L98 cylinder heads. Application:
  • S/B Chev, 327 cid to 350 cid engines from 1955-86.
Specifications:
  • Cylinder Head Style: Assembled
  • Cylinder Head Material: Aluminum
  • Cylinder Head Finish: Natural
  • Combustion Chamber Volume (cc): 65
  • CNC-Machined Combustion Chamber: Yes
  • Intake Runner Volume (cc): 180cc
  • Exhaust Runner Volume (cc): 64cc
  • CNC-Machined Intake Runner: Yes
  • CNC-Machined Exhaust Runner: Yes
  • Combustion Chamber Style: Heart
  • Intake Port Shape: Rectangular
  • Intake Port Location: Standard
  • Exhaust Port Shape: Square
  • Exhaust Port Location: Raised
  • Spark Plug Style: Straight
  • Intake Valves Included: Yes
  • Intake Valve Diameter (in): 2.020 in.
  • Exhaust Valves Included: Yes
  • Exhaust Valve Diameter (in): 1.600 in.
  • Valve Springs Included: Yes
  • Maximum Valve Lift (in): 0.600 in.
  • Outside Diameter of Outer Spring (in): 1.290 in.
  • Damper Spring Included: Yes
  • Number of Springs Per Valve: Dual
  • Retainers Included: Yes
  • Retainer Material: Chromoly steel
  • Locks Included: Yes
  • Lock Style: 7 degree
  • Valve Stem Seals Included: Yes
  • Rocker Arm Studs Included: Yes
  • Rocker Arm Nut Thread Size: 3/8-24 in.
  • Rocker Arms Included: No
  • Rocker Arm Nuts Included: No
  • Guideplates Included: Yes
  • Guideplate Pushrod Size: 5/16 in.
  • Valve Cover Mounting Style: Center and perimeter bolt
  • Accessory Bolt Holes Drilled: Yes
  • Intake Valve Angle: 23
  • Exhaust Valve Angle: 23
  • Valve Guides Included: Yes
  • Valve Guide Material: Bronze
  • Valve Seats Machined: Yes
  • Valve Seat Machine Style: 3-angle
  • Valve Seat Material: Ductile iron
  • Steam Holes Drilled: No
  • Oiling Style: Through pushrod
  • Machined for O-Ring: No
  • Heat Crossover: Yes
  • Quantity: Sold as a pair. Notes: These cylinder heads are a L98 based geometry. Not compatible with self-aligning rocker arms. Exhaust port is raised 0.100 in. over stock and are street ported. The included springs are designed for use with most hydraulic roller cams.



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