• Cylinder Head Style: Bare
• Cylinder Head Material: Aluminum
• Cylinder Head Finish: Natural
• Combustion Chamber Volume (cc): 119 cc
• CNC-Machined Combustion Chamber: No
• Intake Runner Volume (cc): 305 cc
• Exhaust Runner Volume (cc): n/a
• CNC-Machined Intake Runner: No
• CNC-Machined Exhaust Runner: No
• Intake Port Shape: Oval
• Intake Port Location: Standard
• Exhaust Port Shape: Rectangular
• Exhaust Port Location: Raised
• Spark Plug Style: Angle
• Comp. Valve Job: No
• Intake Valves Included: No
• Intake Valve Diameter (in): 2.250 in.
• Exhaust Valves Included: No
• Exhaust Valve Diameter (in): 1.880 in.
• Valve Springs Included: No
• Damper Spring Included: No
• Retainers Included: No
• Locks Included: No
• Valve Stem Seals Included: No
• Rocker Arm Studs Included: No
• Rocker Arms Included: No
• Rocker Arm Nuts Included: No
• Guideplates Included: No
• Valve Cover Mounting Style: Perimeter Bolt
• Accessory Bolt Holes Drilled: Yes
• Intake Valve Angle: 24 deg.
• Exhaust Valve Angle: 15 deg.
• Valve Guides Included: Yes
• Valve Guide Material: Bronze
• Valve Seats Machined: Yes
• Valve Seat Machine Style: 3-angle
• Valve Seat Material: Ductile iron
• Steam Holes Drilled: No
• Oiling Style: Through pushrod
• Machined for O-Ring: No
• Heat Crossover: No
• Sold individually

Notes: Exhaust port raised 0.625 in. from stock

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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