Info
For B and RB big block Chrysler. Intake ports raised 0.650 inched for improved flow. Exhaust flange extended 0.950 inches. Available bare or with head including valves.
- For B and RB Big Block Chrysler
- Intake Ports Raised 0.650 in. For Improved Flow
- Exhaust Ports Raised 0.250 in. For Improved Flow
- Exhaust Flange Extended 0.950 in.
- Head Includes Valves
Charts
This item is being shipped to you directly from the manufacturer and is subject to an increased handling time. Delivery estimates that include the handling time are displayed on the "Shipping and Payments" tab.
Cylinder Head Style
Assembled
Intake Port Shape
Rectangle
Exhaust Port Shape
Rectangle
Exhaust Port Location
Raised
Valve Stem Seal Type
Positive Stop
Valve Seat Machine Style
3-angle
Valve Seat Material
Ductile Iron
Oiling Style
Through Head
Intake Port Location
Raised
Combustion Chamber Volume
75cc
Valve Guide Material
Manganese Bronze
CNC-Machined Combustion Chamber
No
Intake Valves Included
Yes
Damper Spring Included
No
Rocker Arm Studs Included
No
Rocker Arm Nuts Included
No
Accessory Bolt Holes Drilled
Yes
Valve Guides Included
Yes
Valve Stem Seals Included
Yes
Intake Valve Diameter
2.2
Exhaust Valve Diameter
1.81
Exhaust Valves Included
Yes
Intake Runner Volume Range
290cc - 299cc
Exhaust Runner Volume Range
100cc - 109cc
Combustion Chamber Volume Range
70cc - 79cc
Exhaust Runner Volume
100cc
Intake Runner Volume
290cc
Notes
Uses 14mm spark plugs with 3/4" reach, and flat gasket seals
Tech Support
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About
Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 72 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.