185cc All American Aluminum 23° SBC Racing Heads, Valve Jobbed, Angle Plug, Each
185cc All American Aluminum 23° SBC Racing Heads, Valve Jobbed, Angle Plug, Each
Regular price
$775.00 USD
Regular price
Sale price
$775.00 USD
Unit price
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per
General Description
Profiler Aluminum Cylinder Head, Valve Jobbed, Small Block Chevy All American As Cast 185cc Intake, D-Port Exhaust, Angle Plug, Chevrolet, Each
- 185cc As-Cast Intake Runner
- 64cc, 70cc and 72cc Chambers Available
- Bronze guides for reduced stem wear
- End pads drilled and tapped for accessories
Overview
Material: | Aerospace Specification, A356 Aluminum Alloy (Primary Virgin Ingot) |
Valve Angle: | 23° valve angle provides bolt on compatibility for stock accessories |
Bore Spacing: | Standard |
Intake Port Volume & Shape: | Rectangle Shaped, PRECISION As-Cast 185cc |
Combustion Chamber: | Heart-Shaped, As-Cast - 64cc, 70cc, 72cc |
Application: | High Performance (off road use only i.e. race track/marine) |
Rocker System: | Improved Solid Rocker Bar for added stability. May use standard or most aftermarket rockers |
Exhaust Valve Diameter: | 1.600" |
Intake Port Flow: | 185cc 275cfm @ .800" lift |
Intake Valve Diameter: | 2.020"-2.050 |
Deck Thickness: | 1/2" |
Milling: | Angle - .0070" per cc Flat - .0050" per cc |
Spark Plugs: | Revised location to improve flame travel. .750 Reach, Gasketed (NGK R5671A-7 or colder) |
Valve Train: | Standard |
Valve Guides: | Manganese Bronze to assist in extending valve life |
Spring Pocket: | Maximum of 1.650 (no deeper) |
Valve Seats: | Steel |
Valve Length: | Intake: stock length (1.800" install), + .100 long (1.900 install), Exhaust: stock length (1.800" install), + .100 long (1.900 install) |
Valve Covers: | Drilled for both, center and rail bolt |