This is a SET of New Brodix Small Block Chevrolet IK-180 Series 23° Cylinder Head Assemblies.
* Part # : BRO-1021003
* Description : IK-180 Series 23° SBC Cylinder Heads
* information : Small
Block Chevy, Aluminum Cylinder Heads, 180cc Intake Runner, 70cc
Combustion Chamber, Straight Plug, 2.020 Intake 1.600 Exhaust Valves,
.575 Lift Hydraulic Roller Springs
* Specs :
| Accessory
Bolt Holes Drilled |
Yes |
|
Intake Valves Included |
Yes |
| CNC-Machined Combustion
Chamber |
No |
|
Lock Style |
7 degree |
| CNC-Machined Exhaust Runner |
No |
|
Locks Included |
Yes |
| CNC-Machined Intake Runner |
No |
|
Machined for O-Ring |
No |
| Combustion Chamber Volume (cc) |
70 |
|
Maximum Valve Lift (in) |
0.575 in. |
| Cylinder Head Finish |
Natural |
|
Number of Springs Per Valve |
Dual |
| Cylinder Head Material |
Aluminum |
|
Oiling Style |
Through pushrod |
| Cylinder Head Style |
Assembled |
|
Outside Diameter of Outer Spring (in) |
1.430 in. |
| Damper Spring Included |
No |
|
Quantity |
Sold as a pair. |
| Exhaust Port Location |
Standard |
|
Retainer Material |
Chromoly steel |
| Exhaust Port Shape |
D-port |
|
Retainers Included |
Yes |
| Exhaust Valve Angle |
23 |
|
Rocker Arm Nut Thread Size |
3/8-24 in. |
| Exhaust Valve Diameter (in) |
1.600 in. |
|
Rocker Arm Nuts Included |
No |
| Exhaust Valves Included |
Yes |
|
Rocker Arm Studs Included |
Yes |
| Guideplate Pushrod Size |
5/16 in. |
|
Rocker Arms Included |
No |
| Guideplates Included |
Yes |
|
Spark Plug Style |
Straight |
| Heat Crossover |
No |
|
Steam Holes Drilled |
No |
| Intake Port Location |
Standard |
|
Valve Cover Mounting Style |
Perimeter bolt |
| Intake Port Shape |
Rectangular |
|
Valve Guide Material |
Phosphorous bronze |
| Intake Runner Volume (cc) |
180cc |
|
Valve Guides Included |
Yes |
| Intake Valve Angle |
23 |
|
Valve Seat Machine Style |
3-angle |
| Intake Valve Diameter (in) |
2.020 in. |
|
Valve Seat Material |
Ductile iron |
.png)