Continuous Horsepower: 80 hp @ 3400 RPM
Bore: 92 mm
Stroke: 82 mm
Displacement: 2180 cc
Compression Ratio: 8.0:1 for AvGas*
7.0:1 for Auto Fuel*
Oil Capacity: 2.75 US Quarts
Oil Type: SAE Multigrade 20/50
Firing Order: 1-4-3-2
Spark Plugs: Autolite MP4163 or equivalent
Carburetor: AeroInjector ACV-C07S
Starter: SkyTec Geared Starter
Alternator Output: 20 Amp
Weight:
160 lbs less oil and exhaust (151 lbs with optional Nikasil Cylinder upgrade)

Propeller Drive: 1:1
Prop Bolt Pattern: Qty 6, 5/16" diameter @ 4" Center
Prop Drive Bushings: 9/16" diameter x 7/16" long
Battery Required:
12v @ 20 Amp
*AvGas Requirements: aviation gasoline 91/98 minimum grade conforming to ASTM D 910.
*Auto Fuel Requirements: automotive gasoline with a posted (R+M)/2 of 90 or greater conforming with ASTM D 4814.

Reduction Drive.
Driven off the pulley end of the crankshaft.
Available in drive ratios from 1.6:1 up to 2.5:1 (for the Type 1 VW only).
Props used vary from 72 inch x 40 inch pitch up to 96 inch x 56 inch.
It greatly improves the take off and climb performance of any high drag VW powered aircraft that needs more thrust.
The Reduction drive can deliver over 103 takeoff HP (depending on engine size) and 70 to 80 continuous HP.
Prop turns counter clockwise from the cockpit. Use of wood, composite or adjustable props.