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Summit Racing Equipment Now Offers PROMAXX Cylinder Heads for Small and Big Block Chevy
 
By PRWEB
Summit Racing Equipment Now Offers PROMAXX Cylinder Heads for Small and Big Block Chevy

Tallmaddge, OH (PRWEB) March 24, 2013

Summit Racing offers three series of PROMAXX cylinder heads:

Freedom Series Aluminum Heads for Small Block Chevy
These assembled heads feature a choice of 185cc, 190cc, or 225cc intake runners and 64cc or 72cc CNC bowl-blended combustion chambers with a five-angle valve job. Other features include:

  • One-piece 2.02 inch intake/1.600 inch stainless steel exhaust valves (225cc heads have 2.08 inch intake valves)
  • 1.400 inch valve springs for hydraulic flat tappet cams, rated to .575 inch valve lift
  • 3/8 inch screw-in rocker arm studs and guideplates for 5/16 inch diameter pushrods
  • Choice of straight or angle plug configuration for 185cc and 190cc heads
Product link: http://www.summitracing.com/search/brand/promaxx-performance/product-line/promaxx-performance-freedom-series-small-block-chevy-cylinder-heads?autoview=SKU&keyword=PROMAXX

Freedom Series Aluminum Heads for Big Block Chevy
Assembled heads feature 320cc intake runners and 119cc CNC bowl-blended combustion chambers with a five-angle valve job. Other features include:

  • One-piece 2.250 inch intake/1.880 inch stainless steel exhaust valves (225cc heads have 2.08 inch intake valves)
  • Choice of valve springs rated to .600 inch, .700 inch, or .800 inch valve lift
  • 7/16 inch screw-in rocker arm studs and guideplates for 3/8 inch diameter pushrods
  • Bare castings also available
Product link: http://www.summitracing.com/search/brand/promaxx-performance/product-line/promaxx-performance-freedom-series-big-block-chevy-cylinder-heads?autoview=SKU&keyword=PROMAXX


Vortec Iron Cylinder Heads for Small Block Chevy
These are an affordable power-building alternative to aluminum heads, especially for race classes that require iron heads. Features include:

  • 185cc intake runners, 60cc exhaust runners
  • 64cc combustion chambers with five-angle valve job
  • One-piece 2.02 inch intake/1.600 inch stainless steel exhaust valves
  • 1.400 inch valve springs for hydraulic flat tappet cams, rated to .575 inch valve lift
  • 3/8 inch screw-in rocker arm studs and guideplates for 5/16 inch diameter pushrods
  • Valve cover rail accepts perimeter- or center-bolt valve covers
Product link: http://www.summitracing.com/search/product-line/promaxx-performance-vortec-185cc-iron-cylinder-heads?autoview=SKU&keyword=PROMAXX

Summit Racing Equipment
http://www.SummitRacing.com
1-800-230-3030

Read the full story at http://www.prweb.com/releases/2013/3/prweb10558239.htm.


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