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New Pro TOPLINE ALUMINIUM Cylinder heads
Fully assembled with all the good gear
T&D rocker arms
Stainless valves
Springs and titanium retainers
Rocker covers not included
Fully Assembled w/ Components For mechanical roller camshaft (can supply cam if required)

360cc Intake Runners & 119cc Chambers

2.300" IN. & 1.880" EX. Valve Sizes

Angled Spark Plug Holes

Pair of Aluminum Heads

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
These heads have been fitted to a engine and started, run for 5 minutes, the only reason that I am selling them is I want to upgrade to billet heads Please click here to ask a question
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Shipping options

  • To be arranged
  • Seller allows pick-ups
  • Seller location: Auckland City, Auckland, NZ

Payment options

  • Other options
    Cash, NZ bank deposit