LS1 PRO1 250cc CNC Cylinder Head – 1.290 Assembled

Recommended for engines with 4.000? bore or larger. Maximum competition, competition modified drag racing, circle track. Over 7,000 RPM.

Additional Attributes:

GTIN: 00807051016178
CNC Ported: Yes
Combustion Chamber Volume: 68.00
Cylinder Head Series: Pro1
Engine – Web: LS1
Engine Family: LS
Engine Type: ICE
Engine: LS1
Exhaust Valve Diameter: 1.600
Industry: Automotive
Intake Valve Diameter: 2.080
Make – Web: Chevrolet
Make: Chevrolet
Material: Cast Aluminum
Port Height: Standard
Port Location: Standard
Port Style: Cathedral
Port Volume: 250.00
Port Width: Standard
Product Market: Domestic
Product Type: Engine Cylinder Head
Prop 65 (C, R or CR): CR
Prop 65 Yes/No: Yes
Valve Angle: 15
Valve Spring Diameter: 1.290
Valve Spring Maximum Lift: 0.625
Valve Spring Type: Beehive

Extended Information:

Emissions : 1
Life Cycle Status: Available To Order

Packaging:

Quantity of Each: 1
Package UOM: EA
Dimension: 22.250 x 7.000 x 9.000 inches
Weight: 28.000 PG