🏷️ Basic Information Identification Make: Plymouth Model: Barracuda, Fury, Belvedere, Signet, Valiant Year: 1966 Generation Barracuda Generation: Second Generation (1967-1969) - *Note: Manual covers 1966 models often associated with the transition or sharing components with early second-gen models. It's crucial to confirm specific chassis codes for 1966 Barracudas.* Fury Generation: Fourth Generation (1965-1968) Belvedere Generation: Fourth Generation (1965-1968) Signet Generation: Part of the Valiant lineup Valiant Generation: Second Generation (1963-1966) Codes Chassis Codes Associated: LM1 (Valiant/Barracuda), PF1 (Fury/Belvedere) - *Specific codes may vary by trim and body style, requiring cross-referencing within the manual.* 👋 Introduction Market Position Target Audience: Owners and mechanics of 1966 Plymouth models, seeking authoritative repair and maintenance information. Competitive Analysis Manual Advantage: Provides factory-level detail, covering multiple related models within a single comprehensive digital resource, offering significant value over fragmented or incomplete manuals. Key Features Feature 1: All-encompassing coverage for 1966 Plymouth Barracuda, Fury, Belvedere, Signet, and Valiant. Feature 2: Detailed step-by-step instructions with hundreds of high-quality photos and diagrams. Feature 3: Instant PDF download for immediate access and offline use. Feature 4: Lifetime usage rights without additional costs. 📋 Manual Details Coverage Areas Coverage Scope: Comprehensive service, repair, and troubleshooting for all listed Plymouth models of 1966. Page Count Estimated Page Count: Hundreds of pages (specific count not provided, but described as 'very detailed' with 'hundreds of pages') Manual Type Type: Factory Service Manual / Workshop Manual / Repair Manual Language Language: English Format Format: Digital Download (PDF) 📖 Manual Coverage Systems Covered Powertrain: Engine (gasoline), transmission (manual and automatic), drivetrain, exhaust system. Chassis: Suspension (front and rear), steering system, braking system (including hydraulic components and drums/discs), wheels and tires. Electrical: Ignition system, charging system (alternator/generator, regulator), starting system, lighting, instruments and gauges, wiring diagrams, accessories (radio, wipers, horn). Body And Trim: Body construction, exterior trim, interior trim, seats, glass, weatherstripping. Procedures Included Maintenance: Routine servicing, fluid changes, lubrication, filter replacements, tune-ups. Repair: Engine overhaul, transmission rebuild, brake system repair, suspension component replacement, electrical component diagnosis and repair, body panel repair. Troubleshooting: Diagnostic procedures for common and uncommon issues across all major systems. Specifications: Torque specifications, clearances, fluid capacities, electrical resistance values. Technical Depth Depth: Professional-level, covering everything from basic maintenance to complete component rebuilds and advanced diagnostics, suitable for professional mechanics and experienced DIYers. 📊 Manual Specifications File Format Digital Format: PDF Print Quality Printability: High-quality, printable pages (single or full manual). Binding Type Digital Binding: N/A (Digital PDF) Paper Type Digital Paper Type: N/A (Digital PDF) Software Compatibility Os Compatibility: Windows and macOS Licensing Usage License: Lifetime use, no expiry, no renewal fees, usable on multiple devices. ⚙️ Engine Specifications Primary Engine Valiant Barracuda Base Engine: Slant-6 (170 cu in / 2.8L), Inline-6. Carburetion: Single barrel Carter BBS. Valiant Barracuda Optional Engine 1: 273 V8 (273 cu in / 4.5L), OHV V8. Carburetion: Single barrel Carter BBS or two-barrel Carter AVS depending on application. Valiant Barracuda Optional Engine 2: 318 V8 (318 cu in / 5.2L), OHV V8 (primarily for Fury/Belvedere, possibly some higher-spec Barracudas). Carburetion: Two-barrel Carter AVS. Fury Belvedere Base Engine: 273 V8 (273 cu in / 4.5L), OHV V8. Carburetion: Single or Two-barrel Carter. Fury Belvedere Optional Engine 1: 318 V8 (318 cu in / 5.2L), OHV V8. Carburetion: Two-barrel Carter AVS. Fury Belvedere Optional Engine 2: 361 V8 (361 cu in / 5.9L), OHV V8 (Fury III, Sport Fury). Carburetion: Two-barrel Carter AVS. Fury Belvedere Optional Engine 3: 383 V8 (383 cu in / 6.3L), OHV V8 (Sport Fury). Carburetion: Two-barrel Carter AVS or four-barrel Carter AVS. Fury Belvedere Optional Engine 4: 426 V8 (426 cu in / 7.0L) "Street Hemi" (Sport Fury). Carburetion: Two four-barrel Carter carburetors. (*Rare option, confirmation of availability for '66 Sport Fury is crucial.*) Performance Horsepower Range: Approximately 145 hp (Slant-6) to 425 hp (426 Hemi). Torque Range: Varies significantly with engine size and configuration. Fuel System Carburetion Type: Rochester or Carter carburetors (single, two-barrel, or four-barrel depending on engine). Fuel Type: Regular Unleaded Gasoline (pre-decimal octane ratings may be specified in the manual). 🔧 Transmission Standard Valiant Barracuda Standard Transmission: 3-speed Manual Transmission (A-903). Fury Belvedere Standard Transmission: 3-speed Manual Transmission (A-903). Optional Valiant Barracuda Optional Transmission: TorqueFlite A-727 (3-speed Automatic Transmission). Valiant Barracuda Optional Transmission 2: 4-speed Manual Transmission (A-833, often with V8 engines). Fury Belvedere Optional Transmission: TorqueFlite A-727 (3-speed Automatic Transmission). Fury Belvedere Optional Transmission 2: TorqueFlite A-727 "Heavy Duty" (with larger V8 engines). Features Clutch Type: Dry single plate (manual transmission). Automatic Features: Torque converter, planetary gear sets, hydraulic control system. 📐 Dimensions Exterior Wheelbase Valiant Barracuda: 106 inches Wheelbase Fury Belvedere: 116 inches (standard), 117 inches (Fury III) Body Styles Offered: 2-door coupe, convertible, sedan, station wagon (depending on model and trim). Weights Curb Weight Range: Approx. 2,700 lbs (Valiant/Barracuda) to 3,800+ lbs (Fury models). 🛡️ Safety Features...