BB Chevy Aluminum Cylinder Head - 358cc - CNC Machined Ports - Assembled
Get big power on a small budget with BluePrint Muscle Series cylinder heads! These lightweight aluminum heads bolt up to your big block Chevy and feature precision CNC-machined 358cc intake/125cc exhaust runners, 119cc combustion chambers, and 2.3" intake/1.880" exhaust valves. They're fully assembled with valve springs, retainers, locks, guideplates, studs, and seals.
■ Maximum output for less money!
■ Designed and produced by BluePrint Engines
■ CNC-machined combustion chambers and intake runners
■ Fully assembled with heavy duty components
■ Backed by our full 12-month limited warranty
- Intake Runner Volume (cc): 358cc
- Intake Port Location: Standard
- Intake Valves Included: Yes
- Intake Valve Diameter (in): 2.3 in.
- Machined Intake Runner: CNC- Yes
Runner Volume (cc): 125cc
Exhaust Valve Diameter (in): 1.880 in.
Exhaust Valves Included: Yes
Exhaust Runner: No
Port Shape: D-Shape
Exhaust Port Location: Standard
Combustion Chamber Volume (cc): 119cc
CNC-Machined Combustion Chamber: Yes
Maximum Valve Lift (in): .650 in.
Intake Valve Angle: 24 Degrees (2 degrees rolled)
Exhaust Valve Angle: 15 Degrees
Valve Guides Included: Yes
Valve Guide Material: Manganese Bronze
Valve Seats Machined: Yes
Valve Seat Machine Style: 5-Angle
Valve Seat Material: Chrome Nickle
Valve Stem Seals Included: Yes
Valve Stem Seal Style: Viton® Fluoroelastomer
Valve Springs Included: Yes
Spring Pressure Open: 380-400 @ 1.250
Spring Pressure Closed: 1135-145 @ 2.000
Outside Diameter of Outer Spring (in): 1.540 in.
Damper Spring Included: Yes
Number of Springs per Valve: Dual
Retainers Included: Yes
Retainer Material: Chromemoly Steel
Locks Included: Yes
Lock Style: 10 Degree
Guide Plates Included: Yes
Guide Plate Pushrod Size (in): 3/8 in.
Rocker Arm Studs Included: Yes
Rocker Arm Stud Size (in): 7/16 in.
Rocker Arms Included: N/A
Rocker Arm Nuts Included: No
- Head Style: Assembled
- Cylinder Head Material: Aluminum
- Cylinder Head Finish: Natural
- Spark Plug Style: Straight
- Cover Mounting Style: Perimeter Bolt
- Accessory Bolt Holes Drilled: Yes
- Oiling Style: Through Pushrod
- Machined for O-Ring: No
- Heat Crossover: No
- Sold Individually
- Backed by our full 12-month limited warranty!