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| VW Reduction Unit for Type 1 Engines |
| Available in 3 Ratios! 2.0 to 1, 1.6 to 1, 1.92 to 1 |
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The 2.0:1 is used on aircraft that typically cruise at less than 80 mph and run a 84" diameter prop. The 1.6:1 is used on aircraft that do less than 120 mph and need a prop that is 72" to 76". The 1.29:1 is dual purpose - it can be used on higher speed aircraft with short props (50" to 56") and also slower aircraft that need to turn a 56" to 65" prop. |
| Triple Cog Belt |
| Custom Tooth Profile to Minimize Torsional Resonance |
| Bolt-On (No Welding or Machining) |
| Belt Load Carried by Case Timing Ledge (Engine Case) |
| Combination Top Prop Sprocket and Propeller Hub with Standard Rotax Bolt Pattern |
| Steel Crankshaft Sprocket with TDC and 30 degree Advanced Timing Marks |
| Precision Slip-Fit Crankshaft Oil Seal |
| Easy 1-Bolt Eccentric Belt Adjustment |
| 3 Individual Belts for Added Safety |
| Raises Prop Center 5" @ 1.29:1 and 1.6:1 Ratios, and 5.5" @ 2.0:1 Ratio |
| Weighs approximately 9 Pounds Including Prop Hub |
| Includes Crank Case Breather with Built-In Oil Separator, All Necessary Mounting Hardware and Installation Instructions |
| Includes Installation Instructions |
| Can Be Hand Started With 2 Blade Props |
| Type 1 VW Reduction Unit for Only $1295.00 NOTE: Does not include Type 1 Engine |
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| Engine Size: 4 Cylinder, 1600-2275cc |
| Compression Ratio: 7 to 1 is the Best 8 to 1 is the Maximum |
| Flywheel Weight: 10 to 12 lbs. is the the Best 5 lbs. is the Minimum NOTE: Most of the weight should be in the outer rim area. A heavier flywheel gives a smoother operation. |
| Crankshaft Bolt: Deep drilled The best is 3/4" x 3 1/2" long Stock VW is Satisfactory at 20mm x 40mm |
| Engine Speed: 3600 to 3800 RPM @ Take Off |
| Prop Recommendations: Best for 1.61 Ratio: 2 Blade, 72" Diameter Best for 2.0:1 Ratio: 2 Blade, 84" Diameter Best for 1.29:1 Ratio: 50" to 56" or 56" to 65" Diameter |
TO ORDER THE TYPE 1 VW REDUCTION UNIT - IT'S AS EASY AS 1-2-3!
1 - YOU NEED THE TYPE 1 VW REDUCTION UNIT . . . . . . . . . . . . . . . . . $1295.00
2 - ADD ONE OF OUR COMPLETE UNASSEMBLED
REDUCTION UNIT ENGINE KITS:
| New Engine Case | Forged Crankshaft | Hi-Torque Camshaft | Cam Plug |
| Oil Pump | Crankshaft Gear Kit | Cylinder Heads | Keepers |
| Rocker Arms | OPR Kit | Cool Tins | Pushrod Tubes |
| Brass Exhaust Nuts | Distributor Plug | All Machine Work Completed | Connecting Rods |
| Main Bearings | Case Nut & Washer Kit | Silicone Rear Seal | Gasket Kit |
| Oil Pump Cover Plate | Cotter Pin | Piston & Cylinder Set | Valves |
| Retainers | Oil Screen | Oil Pressure Screws | Dip Stick |
| Pushrods | Engine Breather | Assembly Lube | Rod Bearings |
| Cam Bearings | Main Bearing Dowel Pins | Lifters | Springs |
| Valve Covers | Oil Sump Plate | Cylinder Head Stud Kit | Flywheel Gland Nut & Washer |
| Assembly Manual | Baffeling Manual | GPASC Technical Assistance & Service | |
| REDUCTION UNIT LONG BLOCK ENGINE KITS using STOCK 69mm CRANKSHAFT | ||||
| 1600CC Kit | 69 x 85.5 | 50 HP | 116 lbs. | $1549.95 |
| 1835CC Kit | 69 x 92 | 60 HP | 116 lbs. | $1749.95 |
| 1915CC Kit | 69 x 94 | 64 HP | 117 lbs. | $1779.95 |
| REDUCTION UNIT LONG BLOCK ENGINE KIT using STROKER CRANKSHAFT | ||||
| 2180CC Kit | 82 x 92 | 70 HP | 121 lbs. | $2495.95 |
| Assemble, test-run, crate & ship (Continental U.S. only) Any Type 1 Kit with an accessory package (Yes! Includes pre-paid freight!) | $989.00 | |||
| Assemble any REDUCTION UNIT Long Block kit (Plus freight & crating) | $449.95 | |||
3 - ADD A TYPE 1 VW REDUCTION UNIT ACCESSORY PACKAGE(s):
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| Accessory Package no. 1 . . . . . . . . . . . $1595.70 | |
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Accessory Package No. 1 is the most popular accessory package we offer. It features electric starting, a 20 amp alternator, single Slick Mag and Harness. Add Accessory Package No. 6 for dual Ignition. | |
| Diehl Accessory Case | Mag Drive Hub |
| Mag Drive Puck | 20 Amp Alternator |
| Flywheel | Starter |
| Intake Manifold & Hose Kit | Oil Cooler & Adapter Plate |
| Spark Plug Adapters & Plugs | Slick 4316 Magneto |
| 71032 Lycoming Bushings | M2266 Harness |
| Miscellaneous Hardware | |
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| Accessory Package No. 2 . . . . . . . . . . . $1099.95 | |
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Accessory Package No. 2 is very similar to Package No.1. It features a Bosch 009 Distributor in place of a Slick Magneto. Note: Uses 2-4 amps. | |
| Diehl Accessory Case | 20 Amp Alternator |
| Flywheel - Starter | Intake Manifold & Hose Kit |
| Oil Cooler & Adapter Plate | 009 Distributor |
| Distributor Cap | Pinion Gear & Thrust Washers |
| Distributor Clamp | Spark Plug Wires & Spark Plugs |
| 71032 Lycoming Bushings | Miscellaneous Hardware |
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| Accessory Package No. 3 . . . . . . . . . . . $1374.80 | |
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Accessory Package No. 3 is identical to Package No. 2 except that it utilizes the Compu-Fire Electronic Ignition System in place of the 009 Bosch Distributor. The Compu-Fire system does not have a distributor cap. It sticks up 3.25 inches off the engine block. It features full variable advance via the 009 distributor body. | |
| Diehl Accessory Case | Mag Drive Hub |
| 20 Amp Alternator | Flywheel |
| Starter | Intake Manifold and Hose Kit |
| Oil Cooler & Adapter Plate | Compu-Fire Ignition System |
| Ignition Coil Pack | Spark Plug Wires & Spark Plugs |
| 009 Distributor Body | Distributor Clamp |
| Pinion Gear & Thrust Washers | |
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| Accessory Package No. 6 . . . . . . . . . . . $584.95 | |
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This Accessory Package is an option for Accessory Package NO. 1 ONLY. A Dual Ignition option Fixed Timing Secondary. It features our fixed timing Secondary Ignition System. It is pre set to 25-28 degrees. It is the lowest height ignition system available, rising only 1.5" off the engine block. | |
| Distributor Housing | Coil Set |
| Hall Effect | Sensors |
| Spark Plugs | Spark Plug Wires |
| Distributor Pinion | Instructions |
| Heads machined for Dual Ignition* | |
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* PLEASE NOTE: The cost of doing the machine work to the heads is included in the $584.95 price. The cost of the heads is not. | |
| This Reduction Unit was designed by Valley Engineering, LLC: | And distributed by: |
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Go to Great Plains On-Line Catalog here!
Inquiries can also be directed to:
gpasc@earthlink.net
Great Plains Aircraft Supply Co., Inc.
P.O. Box 545
Boys Town, NE 68010
1-800-922-6507 (US Only>
1-402-493--6507
or Fax us at 402-493-3846.
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