Sonny's 820 cu. in. Hemispherical Headed EFI Marine Engine

This 820 cu. in. beauty is great for weekend boating!!
(Pictures may show optional equipment. Click to enlarge.)
RUNS ON 91 OCTANE UNL FUEL

Description

Sonny's now offers a 5.3 Bore Space Hemispherical Headed EFI Marine Engine. 5.045 Bore X 5.125 Stroke,  The 820 Cu. In. Engine makes over 1420 HP Naturally Aspirated, and over 1100 ft. lbs torque @ 5600 RPM. Works great for poker runs, recreational boating. LIST PRICE $ 109,600.00

** Sonny's also offers a 2017  stage II Version which uses a billet intake manifold, front mounted throttle bodies ( as shown in picture on lower right), Billet oil pan with 5 stage billet oil pump, makes 1440 HP on 92 octane unl. fuel, LIST PRICE 112,900.00    *** SPECIAL $ 97,500.00

Complete and Dyno Tested
Price: $94,600.00
✷ Call 434-239-1009 or Contact Us

Features

  • Sonny's in-house fully CNC ported "Next Generation" Hemispherical cylinder heads
  • SAR special Billet aluminum 5.300 B.S. water block with 2.000" raised cam
  • Bryant billet crankshaft
  • Carrillo Steel Billet rods
  • BME Endurance pistons
  • Isky/ Sonny's 1.062 EZ MAX keyed lifters
  • 1.031 tool steel taper-wall pins
  • Total Seal rings
  • Manley valves & PSI springs
  • SAR shaft mounted rocker system with needle bearing roller tips
  • Jesel belt drive
  • Moroso 5-stage dry sump oiling
  • ATI balancer
  • MSD cranktrigger
  • SAR sheetmetal 2x4 intake w/linkage
  • Sonny's/ Accufab 2x4 2.750 Throttle Bodies
  • . Sonny's/Big Stuff EFI with 8 injectors and run map
  • Sonny's Billet valve covers
  • hi-flow mechanical water pump
  • MSD Pro Series starter
  • Fuel lines with EFI regulator
  • . 12 or 16 volt alternator
  • . Engine is maranized
  • . Complete and Dyno Tested
  • ** Also Available In Kit Form, call for details and pricing
For questions or additional information, call 434-239-1009 or Contact Us