AFR - Airflow Research 190cc Eliminator Vortec Street Aluminum Cylinder Heads SB-Chevy Vortec
033-0912
Product Q&A
View Now
| Small Block Chevy 190cc Eliminator Vortec Basic Package Components | |
| 100% CNC Ported Combustion Chambers | |
| 100% CNC Ported Exhaust Ports | |
| 100% CNC Ported Intake Ports | |
| Competition 5-Angle Valve Job | |
| Intake Valve, 2.020'' x 4.903'' o.a.l. | |
| Exhaust Valve, 1.600'' x 4.955'' o.a.l. | |
| 1.290'' OD Hydraulic Roller Dual Valve Spring, 135 lbs. on seat, .600'' maximum lift, max RPM 6300-6500 | |
| 7º Manley 4140 Chrome Moly Retainers | |
| 7º Valve Locks | |
| 3/8'' Rocker Studs | |
| Adjustable 5/16'' Guide Plates | |
| Viton Valve Seals | |
| Hardened Spring Cups | |
| Intake Valve Seats | |
| Exhaust Valve Seats | |
| Bronze Valve Guides | |
| Small Block Chevy 190cc Eliminator Vortec Street Head Specifications | |
| Head Torque w/Moly Lube | 65-70 Ft. Lbs. |
| Rocker Stud Torque | 55 Ft. Lbs. |
| Intake Port Gasket (GM Vortec) | Fel-Pro 375-1255 or 375-MS90131 - DO NOT PORT MATCH Intake Manifold to Fel-Pro Gasket. |
| Exhaust Port Gasket | Fel Pro 375-1404 |
| Head Gasket | 350ci Fel Pro 375-1003 400ci Fel Pro 375-1014 |
| Head Bolts & Studs | Standard ARP |
| Head Bolt Washers | Manley Standard |
| Stud Girdle | Standard |
| Suggested Manifold | GM Vortec or Edelbrock p/n 375-2116 or p/n 375-7116 |
| Spark Plug Starting Range | AC FR3LS or 41629 |
| Combustion Chambers | 65cc |
| Spring Pocket can be cut to 1.625, no deeper. | |
| Valve Spacing | Standard GM L98 |
| Rocker Arms | Standard |
| Valve Angle | 23° |
| Angle Mill | .008'' per cc |
| Flat Mill | .006'' per cc |
| NOTE: | Flat and angle mills might require a .120'' thick head gasket. |
what size pushrod length is recommended to run on these heads with a lt4 hotcam with 1:52 roller rockers.
what size are the valve seals
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools:
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.