NEW FOR 2009!!!(sold in engine kit form only) COMPLETE RACE READY 5.300 BORE SPACING GM WEDGE HEADS FOR PRO MODIFIED RACING

In the Pro Modified Nitrous world people have three major concerns: Big, Powerful and Light.

5.000 BORE X 5.750 STROKE = 903 CU. IN. 1800 HP @ 7700 NATURALLY ASPIRATED WITH 13.0 TO 1 COMPRESSION

5.000 BORE X 5.500 STROKE = 864 CU. IN. 1720 HP @ 7900 NATURALLY ASPIRATED WITH 13.0 TO 1 COMPRESSION

Par Racing Engines, Pat Musi Racing, Eagle Racing Engines, Buck Racing Engines and Ricky Smith have set records and won a lot of races with this cylinder head.

Engine builder program you can buy head, valve train and manifold package or complete engine in kit form.

Available to the public NOW! (available in complete engine kit form only)
5.300" SYMMETRICAL PRO-SERIES COMPLETE, RACE READY (available in complete engine kit form only)
PRICE call for pricing
NEW FOR 2009!!!(sold in engine kit form only) COMPLETE RACE READY 5.300 BORE SPACING GM WEDGE HEADS FOR PRO MODIFIED RACING - Sonny's Racing Engines & Components
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Specifications
  • 5.000 bore chamber: up to 115 cc
  • Intake valve: up to 2.750"
  • Exhaust valve: up to 2.000"
  • Intake flow: 660 cfm @ 1.200" with 28" H20
  • Exhaust flow: 450 cfm @ 1.100"
  • Intake runner volume: up to 650 cc
  • Exhaust runner volume: up to 350 cc
  • Intake valve angles: 5 degree cant x 16 degree incline (rollover)
Features
  • Our 5.300 GM Hemispherical headed engine is big and powerful but heavy. (28 lbs heavier) than the available wedge headed engine with 5.200 bore spacing.
  • We are designing a 5.300 bore spacing engine with a wedge configuration cylinder head. We are basing the design off of our 5.000 bore spacing heads which have been very successful.
  • Our new 5.300 bore spacing wedge head will accommodate .300 larger bore and have the same wall thickness as the 5.000 B.S. application.
  • Our 5.300 bore spacing GM wedge head will come with our ultra lite CNC lightening program.
  • This head will accommodate 2.750" intake valve and 2.000" exhaust valve.
  • Head will flow 60 to 70 more CFM of air in the intake runner which will be approximately 650 / 660 cfm @ 28" water @ 1.200" lift using a 1020 superflow bench.
For Questions or Additional Information Call 434-239-1009 or Contact Us