The Edelbrock part #79455 Big Block Chevy E-CNC 325 cylinder head is the ultimate in performance. These cylinder heads are fully CNC ported for maximum horsepower and torque, making them ideal for high-performance's street and light duty racing applications. They also feature high-quality lightweight valve springs and heavy duty hardware for maximum lift and maintain the stock exhaust port location. E-CNC 325 FOR B/B CHEVY (OVAL PORT) FEATURES: - Features 24.5 Deg x 4.4 Deg intake valve angle, 15.5 Deg x 4.2 Deg exhaust valve angle - Stock exhaust port locations and spark plug angles have been modified to produce a smooth flame front for increased fuel efficiency and maximum power - Cylinder heads are equipped with high-quality valve springs for valve lifts of up to .700" - Full CNC porting of the combustion chambers as well as the intake and exhaust runners
Specifications:
| Description_ABR |
Cyl. Head |
| Description_ASM |
Chevrolet:Big-Block Mark IV:396 (6.5L)-502 (8.2L) |
| Description_DEF |
Engine Cylinder Head |
| Description_EXT |
Edelbrock part #79455 Big Block Chevy E-CNC 325 cylinder head is the ultimate in performance. The cylinder head is fully CNC ported for maximum horsepower and torque, making them ideal for high-performance's street and light duty racing. |
| Description_INV |
Edelbrock BBC Cylinder Head |
| Description_LAB |
E-CNC Big-Block Chevy Oval Port Cylinder Head Hydraulic Roller Cam |
| Description_TRA |
Match with Edelbrock head gasket sets . Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat. |
| Description_MKT |
The Edelbrock part #79455 Big Block Chevy E-CNC 325 cylinder head is the ultimate in performance. These cylinder heads are fully CNC ported for maximum horsepower and torque, making them ideal for high-performance's street and light duty racing applications. They also feature high-quality lightweight valve springs and heavy duty hardware for maximum lift and maintain the stock exhaust port location. E-CNC 325 FOR B/B CHEVY (OVAL PORT) FEATURES: - Features 24.5 Deg x 4.4 Deg intake valve angle, 15.5 Deg x 4.2 Deg exhaust valve angle - Stock exhaust port locations and spark plug angles have been modified to produce a smooth flame front for increased fuel efficiency and maximum power - Cylinder heads are equipped with high-quality valve springs for valve lifts of up to .700" - Full CNC porting of the combustion chambers as well as the intake and exhaust runners |
| Description_MKT |
this improves air-flow and overall performance potential - Equipped with valve springs for use in hydraulic roller applications - Combustion chamber size of 110cc |
| Intake Runner Volume |
326.0 |
| Head Casting Number |
31-5145 |
| Valve Spring Diameter |
1.550 |
| Valve Spring Maximum Lift |
0.700 |
| 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. |
| Deck Height |
9.8 |
| Guide Plates Included |
Yes |
| Combustion Chamber Volume |
110.0 |
| CNC Ported |
Yes |
| Push Rod Diameter |
0.375 |
| Intake Valve Diameter |
2.250 |
| Valve Stem Diameter |
0.341 |
| Guide Plate Material |
Hardened Steel |
| Exhaust Valve Diameter |
1.880 |
| Valve Angle |
25 |
| Deck Thickness |
0.562 |
| Rocker Arm Stud Diameter |
0.437 |
| Material |
Aluminum |
| Grade Type |
Performance |
| Length |
9.0000 |
| Width |
11.0000 |
| Height |
25.0000 |
| Weight |
44.0000 |
