Dart 127121 SHP 180CC Assembled Engine Cylinder Head-Small Block Chevy

Description

Hardened exhaust seats are compatible with unleaded gasoline, Features manganese bronze valve guides extend cylinder head life, Multi-angle intake seats and radiused exhaust seats dramatically increase air/fuel flow, It is cast from A356-T6 aluminum and designed to work with most off the shelf components, The standard valve angle and spacing are retained to allow use of off the shelf pistons and valve train components
Dart 127121 SHP 180CC Assembled Engine Cylinder Head-Small Block Chevy
Sku # 3047121
Mfr. Part # 127121
Condition
New
Brand
Dart
Sold
Each
Details
Info
The Dart SHP Cylinder Head is cast from A356-T6 aluminum and designed to work with most off the shelf components, so you won’t need to worry about acquiring costly custom components.
Bolt on compatibility: Standard valve angle and spacing are retained to allow use of off the shelf pistons and valve train components
Multi-angle intake seats and radiused exhaust seats dramatically increase air/fuel flow
Hardened exhaust seats are compatible with unleaded gasoline
Manganese bronze valve guides extend cylinder head life
Assembled with 1.250 diameter valve springs
Straight spark plug configuration
180cc intake runner, 64cc combustion chamber, 2.02/1.60 valves, 1.250 diameter springs for flat tappet camshaft
Note:
This head does come with guide plates and studs.
Item Details
Straight Plug
180cc Intake Runner, 64cc Combustion Chamber
(PDF)
WARNING: Cancer and Reproductive Harm -- p65Warnings.ca.gov
California Customers: This part has been identified as emissions sensitive and can only legally be installed on race-use only vehicles, off-road-use only vehicles, or pre-1965 vehicles in the State of California in accordance with the California Air Resource Board (CARB) requirements. Once your order is placed you will be contacted by Speedway Motors within 2 business days so that you can certify that you will only use such parts on these types of vehicles in California.
Specs
Material Type
Aluminum
Sold in Quantity
Each
Finish
Natural
Cylinder Head Style
Assembled
Spark Plug Style
Straight
Combustion Chamber Volume
64cc
Intake Port Shape
Rectangle
Exhaust Port Shape
Square
MFG. Part #
127121
Rocker Arm Studs Included
No
Guideplates Included
No
Intake Valve Diameter
2.020
Exhaust Valve Diameter
1.600
Rocker Arms Included
No
Intake Runner Volume Range
180cc - 189cc
Exhaust Runner Volume Range
70cc - 79cc
Combustion Chamber Volume Range
60cc - 69cc
Exhaust Runner Volume
75cc
Intake Runner Volume
180cc
Spring Diameter
1.250
Related Items / Suggested Parts
Dart 42811000 Small Block Chevy Dual Plane Intake Manifold
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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 69 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.
Return Policy
We want you to be satisfied with your purchase. If within 60 days after you receive your shipment and you are not satisfied, you may return the item for a refund. Refunds will be processed (1-2) days after the item is received by Speedway. All returned merchandise must be in original factory condition with no modifications or alterations. A restocking fee up to 15% may be applied if items are not in new condition.
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