Argo Avenger, Conquest, Response, Bigfoot, Vanguard 1992–2006 Service Manual (P/N 673-04-1)
430 Pages • 59.99 MB • Instant, Printable PDF
Case Models Covered & Key Technical Specifications
Models: Argo 6x6 Bigfoot, Vanguard, Vanguard 2, Response, Conquest; 8x8 Avenger, Conquest, Response, Frontier
Sub-models / Variants: 6x6, 8x8, MU Transmission, GU Transmission, HU Transmission, Alternator, Horn & Parking Brake, 22-inch Rawhide III Tires, Skidplate, Bearing Extensions, Runamuck Tires, Rollbar
Model Years: 1992–2006
Serial Numbers: Conquest (CB10847+), Response (RB12075+), Bigfoot (BF9212+), 6x6 Conquest (V6016200000C12747+), Vanguard 2 (SN7841+), Vanguard (S6999+), Avenger (2DGSS0BT54NV20905+)
Technical Data:
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Engine: Briggs & Stratton Vanguard (16, 18, 23 HP), Kawasaki FD620D (20 HP), Kohler Aegis (26, 31 HP)
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Fuel Capacity: 29–32 liters (7.0–8.4 US gallons)
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Transmission: 2-speed forward, neutral, reverse
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Drive System: Double RC-50 and single RC-60 roller chains
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Steering/Brakes: Hydraulic 9-inch or 10.25-inch disc with holding brake system
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Electrical System: 12V DC battery with 435–495 cold cranking amps
Case Manual Features & Content Preview
- Covers 1992–2006 Argo 6x6 and 8x8 models, including the Avenger, Conquest, Response, Bigfoot, Vanguard, and Frontier variants
- Original OEM publication part number 673-04-1, revised May 2006
- Contains 51 detailed electrical wiring diagrams and schematics covering every production year and engine configuration listed
- 430-page digital manual provided as an instant download for immediate shop-floor use
- Consolidates all servicing updates for Kawasaki and Kohler engine transitions—serving as the definitive reference for the legacy fleet
Complete System Overviews and Technical Data
When servicing older amphibious ATVs, having exact factory specifications saves hours of guesswork. This service manual outlines the complete mechanical layout for the Argo 6x6 and 8x8 range. Because it is an instant download, you get immediate access to component locations, transmission assemblies, and brake system specs right on your device.
The documentation details the integration of major engine platforms like the Briggs & Stratton Vanguard, the liquid-cooled Kawasaki FD620D, and the Kohler Aegis series. Rather than focusing on deep internal engine teardowns, the guide targets routine shop work: component removal, proper installation, and factory-level adjustments. Working on heavy drivetrains and electrical systems naturally carries risks. Always ensure the vehicle is stabilized, secured, and power sources are disconnected before applying these factory guidelines in your shop.
Torque Specs and Fluid Capacities
You will find verified data for the entire 1992–2006 production run. This includes precise torque values for critical fasteners, such as the 100 ft-lbs (135.6 Nm) driver clutch nut and 45 ft-lbs (61.0 Nm) brake caliper mounting bolts. The reference material also includes essential tolerance charts, fluid capacity data for the 32-liter fuel tank, and an extensive electrical section. This segment breaks down how factory workshop documentation is structured alongside specific wiring schematics for both legacy Tecumseh and later liquid-cooled configurations.
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