Description

AFR designed these 1068 SBC Eliminator Race Ready Cylinder Heads especially for 350-400 cubic inch Small Block Chevy engines. These heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings as well as high quality components throughout. This allows for extremely accurate as well as repeatable port location and performance.

These heads come fully assembled with ARP rockers studs, PAC Racing springs, viton valve seals in addition to AFR adjustable guide plates. Machined bead valve locks (not stamped), hardened spring cups, as well as one piece 8mm 21 4N Stainless Steel valves included also.

They also feature 60/40 valve spacing and requires shaft mount rocker arms for optimum valve train geometry (can be used with .050 offset intake rockers for drag race only applications). Recommended for race applications or radical “Pro Street” style builds.

AFR 1068 SBC Eliminator Race Ready Cylinder Head Features:

Cylinder Head Material: Aluminum
Assembled: Yes
Spark Plug Style: Angled
Combustion Chamber Volume: 65cc
Intake Runner Volume: 227cc
Exhaust Runner Volume: 80cc
Intake Port Shape: Rectangular
Intake Port Location: Stock
Exhaust Port Shape: Square
Exhaust Port Location: Raised .250 in.
Valve Angle: 23 Degree
Intake Valve Diameter: 2.100 in.
Exhaust Valve Diameter: 1.600 in.
Maximum Valve Lift: 0.710 in.
Camshaft Style: Solid Roller
Outside Diameter of Outer Spring: 1.550 in.
Valve Spring Pocket Diameter: 1.580 in.
Maximum Valve Spring Pocket Machining: 1.680 in.
Lock Style: 10 Degree
Deck Thickness: 0.750 in.
Rocker Stud Size: 7/16-20 in.
Guide Plate Pushrod Size: 5/16 in.
Retainer Material: Chromoly Steel
Valve Cover Mounting Style: Perimeter Bolt
Sold as a Pair

Note: Do
NOT machine spring pad any deeper.

Established in 1970 in Valencia, CA, Air Flow Research is a family-owned and operated company building products for the Professional Racing in addition to Street markets. This includes racers, street performance fans, as well as everyone in-between. The Air Flow Research product lineup contains cylinder heads, intake manifolds, valves, gaskets, carburetor adapters as well as spacers, lifters, fasteners, and more.