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820 Go Kart Racing Engine

820 Go Kart Racing Engine

Regular price $1,100.00 USD
Regular price Sale price $1,100.00 USD
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 This is a Custom Boost Ported 820 engine. The PTO rotates Clockwise (the flywheel rotates CCW) The configuration is typical for the Go Kart application. There are two intake options available. The engine has dual reed cages, carbon fiber reeds, and the HR intake adapter for the maximum fuel flow possible. 
     This performance-based 820 with 1.625" stroke engine has been boost-ported for increased power and performance by adding two transfer ports to the cylinder. The added ports increase the fuel and airflow to the combustion chamber by 33%. 
     The PTO is the original West Bend (5/8 inch stepped down to 9/16 inch) design. Perfect for your vintage setup and vintage clutches. Continue below for engine specs

Specs:

Boost Ported Stroker Engine (minus carb and muffler) 
• Horsepower: Approx 10 hp at 8,000rpms
• Bore: 2.531 inch 
• Stroke: 1.625 Inch
• Displacement: 8.2 cu. in. (134cc)
• Mounting: In any position
• Cooling: Air-cooled
• Starter: N/A
• Ignition: PVL Racing Ignition w/ NO RPM Limit
• Spark Plug: 14 mm
• Cylinder: Aluminum diecast crankcase cylinder with removable cylinder head
• Cylinder Bore: Boost Ported and NSC Nikasil Plated 
• Crankshaft Output End: "Vintage" Stepped PTO. 5/8 inch to 9/16 inch
• Clockwise PTO rotation
• Bearings, Flywheel, and Power Take-Off End: 6204 Ball bearings
• Bearings, Connecting Rod (Upper): Needle Bearings
•Bearings, Connecting Rod (Lower): 28 Individual needle roller bearings
• Connecting Rod: Forged Steel
• Crankshaft: Forged Steel 
• Piston: Aluminum Alloy
• Rings: One, Compression
• Intake Location: Top

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