Sonny's 803 cu. in 5.3 Bore Space Wedge 1x4 Nitrous Engine

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Over 1950 HP with Single Carb and 1 Nos system


Sonny's has developed a new 5.3 Bore space Wedge Combination with a single 4 barrel carb that makes over 1500 HP! Naturally Aspirated, and with one system makes 1950 HP. This engine is a must for Top Sportsman and Top Dragster Racers. This engine is ultra lightweight and is designed for performance.

Price: $63,900.00
✷ Call 434-239-1009 or Contact Us


  • Sonny's fully in-house CNC ported Pro Stock 5.3 bore space symmetrical heads
  • SAR/CN Billet block with raised cam
  • Bryant billet crank
  • GRP aluminum billet rods
  • Sonny's designed pistons
  • 1.031 tool steel wrist pins
  • Total Seal Rings
  • Manley titanium valves & PSI springs
  • SAR/T&D shaft mounted rocker system w/ one-piece rocker bar for endurance and needle bearing roller tips
  • Jesel 1 - 1/16" keyed lifters
  • Jesel Belt drive
  • Moroso 4-stage dry sump oiling
  • Moroso vacuum system
  • *70mm SAR/ LSM camshaft
  • ATI balancer
  • MSD cranktrigger
  • SAR/ Special Custom cast aluminum 4 barrel manifold
  • SAR/BLP 2100 CFM carb with 2.750 throttle bores
  • Sheetmetal billet rail valve covers
  • MSD pro series starter
  • Fuel lines with magnaflow regulator


Dailey lightweight oiling system $1,200.00
EFI option $3,900.00
Second system added (300 HP) $1,800.00
For questions or additional information, call 434-239-1009 or Contact Us