RHS 11012 Pro Action BBC 24 Deg. Bare Aluminum Cylinder Head
396 Chevy Big Block V8, 402 Chevy Big Block V8, 427 Chevy Big Block V8, 454 Chevy Big Block V8
- This item ships directly from the manufacturer. It may take an additional 3 business days for Racing Head Service to ship this item.
- This item ships via Ground Shipping only. Expedited and Air shipping options are not available.
- 360cc Intake Runners & 119cc Chambers
2.300" IN. & 1.880" EX. Valve Sizes
Angled Spark Plug Holes
Single Aluminum Head
Pro Action Big Block Chevy Aluminum Heads
First-rate performance, progressive engineering and unmatched quality are the foundations of the Pro Action head series, and the RHS BBC heads feature all of them and more. Capable of making up to 1000 horsepower, Pro Action BBC Cylinder Heads provide you with more features, better flow numbers and superior "as cast" finished quality. Fully assembled and a tremendous performer for Big Block Chevy street, drag race and powerboat applications.
Patented Clean Cast Technology provides superior port-to-chamber transitions & optimal airflow efficiency
Hardened multi-angle intake & radiused exhaust valve seats are utilized to outflow the competition by up to 5%
Refined water jacket design improves thermal conductivity & extra-thick deck faces allow angle milling for compression
Premium Bronze valve guides for superior heat dissipation & longer life
360cc Intake Runner and 119cc Combustion Chamber
Lightweight aluminum construction
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Q & A
Tim talks about the new Edelbrock powder coated cylinder heads and provides a little history on Federal Mogul heads.
Tim shows off our aluminum cylinder heads for 348-409 Chevys.
Illustration showing the various styles of engine heads you may encounter on the Small Block Chevy engine.
Engine Cylinder Numbers
Kevin W. walks through each step of installing a new alternator bracket on a 454 Big Block Chevy.
One of the most important parts of your racing operation is the engine. This article gives a detailed overview on how to maintain your engine to get the most out of it for as long as possible. Also learn some tips to prolong the life of your engine.
Heath P. tells his story on how the passion for 'hot rodding' was instilled in him by his grandfather. From driving tractors on their family farm to becoming a Ford family, you are in for a good read.