The Edelbrock #60499 Performer Bare High Compression cylinder head is designed for Big-Block Chevy Oval Port V8 applications. These Edelbrock Performer Series cylinder head is 50-state street legal and provide outstanding performance from Idle-5,500 RPM's. The Edelbrock Performer head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. They also feature the highest quality intake and exhaust valves and valve springs.
Specifications:
| Description_ABR |
Cyl. Head |
| Description_ASM |
Chevrolet:Big-Block Mark IV:396 (6.6L)/402 (6.6L)/427 (7.0L)/454 (7.4L)/502 (8.2L) |
| Description_DEF |
Engine Cylinder Head |
| Description_EXT |
The Edelbrock #60499 Performer Bare High Compression Cylinder Heads are designed for BB Chevy Oval Port V8 engines. The Performer heads are perfect for street performance, daily drivers and muscle cars where more performance is needed. |
| Description_LAB |
Performer Big-Block Chevy Oval Port Hydraulic Flat Tappet Cam |
| Description_MKT |
The Edelbrock #60499 Performer Bare High Compression cylinder head is designed for Big-Block Chevy Oval Port V8 applications. These Edelbrock Performer Series cylinder head is 50-state street legal and provide outstanding performance from Idle-5,500 RPM's. The Edelbrock Performer head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. They also feature the highest quality intake and exhaust valves and valve springs. |
| Description_INV |
Edelbrock BBC Cylinder Head |
| Description_TRA |
EQUIPPED WITH SPRINGS FOR USE IN HYDRAULIC FLAT TAPPET CAMSHAFT APPLICATIONS |
| Description_TRA |
#60499 Intake entry and exhaust exists are not profiled. |
| Description_TRA |
Match with Edelbrock head gasket sets. |
| Description_TRA |
Recommended spark plugs 14mm x 3/4" reach with flat gasket seat (Champion RC12YC). |
| Description_TRA |
100cc semi-open chamber cylinder heads feature a 1-1/2 Deg rolled over (angle milled) design that improves intake port alignment and provides a smaller combustion chamber without shrouding the valves |
| Description_TRA |
9.2:1 compression with flat-top pistons for an outstanding high Performance's street head |
| Description_TRA |
8.8:1 compression ratio when used on 1987-95 TBI-equipped 7.4L dished piston engines |
| Description_TRA |
Performer applications include heat crossover passage for emissions related engines |
| Description_TRA |
Performer 454-O are 50-state street legal |
| Valve Springs Included |
Yes |
| Horsepower |
400-500 |
| Retainer Included |
Yes |
| Combustion Chamber Volume |
100 |
| RGL |
WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov. |
| Camshaft Type |
Flat Tappet |
| Push Rod Diameter |
(Suggested) 0.4375 |
| Construction Type |
Complete |
| Guide Plates Included |
Yes |
| Intake Valve Diameter |
2.19 |
| Seat Material |
Ductile Iron |
| CNC Ported |
No |
| Seat Angle |
Exhaust 45 deg/Intake 45 |
| Exhaust Port Location |
Standard |
| Exhaust Valve Diameter |
1.88 |
| Valve Included |
Yes |
| Rocker Arm Stud Diameter |
0.4375 |
| Guide Plate Material |
Hardened Steel |
| Valve Angle |
26 |
| Valve Spring Maximum Lift |
0.700 |
| Quantity |
Sold Individually |
| Head Casting Number |
N/A |
| Valve Spring Diameter |
1.50 |
| Family |
Performer |
| Valve Stem Diameter |
0.3438 |
| Intake Runner Volume |
290 |
| Material |
Aluminum |
| Series |
Performer |
| EGR Port |
Yes |
| Grade Type |
Performance |
| Exhaust Runner Volume |
110 |
| Deck Thickness |
0.5625 |
| Guide Material |
Manganese Bronze |
| Length |
9.0000 |
| Width |
11.0000 |
| Height |
26.0000 |
| Weight |
44.0000 |
