1. This site uses cookies. By continuing to use this site, you are agreeing to our use of cookies. Learn More.

'73 - '87 GM Truck Modifications

  1. The SquareBody Reference Library

    Part #s, RPO Codes, TSB's, Cast #'s, etc
    Sub-Forums: 1

    The SquareBody Reference Library

    Sub-Forums

    1. Owners Manuals

    140
    Threads
    4,332
    Posts
    Latest: Headlight question Raider L, Oct 18, 2020 at 2:54 AM

  2. Tech Discussion

    Discussion on anything technical or mechanical that doesn't fit in other tech categories.
    3,132
    Threads
    43,178
    Posts
    Latest: best way to service power steering pump? fast68chevy, Oct 24, 2020 at 3:40 AM

  3. Suspension, Steering & Brakes

    Brake Repair, Disc Brake Conversions, Suspension Replacement, Steering & Alignment
    Sub-Forums: 3

    Suspension, Steering & Brakes

    Sub-Forums

    1. Lifted & Off-Road Systems

    2. Brakes

    3. Lowered & Street Systems

    2,400
    Threads
    28,702
    Posts
    Latest: Modifying Brake Pedal custodian, Oct 23, 2020 at 7:16 PM

  4. Electrical & Audio

    Electrical Accessories & Stereo Equipment.
    Sub-Forums: 3

    Electrical & Audio

    Sub-Forums

    1. Stereo & Entertainment Systems

    2. Gauge, Speedo & Instrumentation

    3. Retro-Fit & Aftermarket Accessories

    2,239
    Threads
    22,710
    Posts
    Latest: 1985 6.2 Diesel vs Gas engine underhood wiring harness for conversion. HotRodPC, Oct 24, 2020 at 3:56 AM

  5. Interior

    Trim, Seats, Consoles, Door Panels, etc.
    Sub-Forums: 2

    Interior

    Sub-Forums

    1. Heat & AC

    2. Seats

    1,427
    Threads
    16,299
    Posts
    Latest: Bench seat with head rests CrazyArk, Oct 24, 2020 at 1:28 AM

  6. Exterior

    Tires, Wheels, Paint, Mirrors, Badges, etc.
    Sub-Forums: 4

    Exterior

    Sub-Forums

    1. Wheels and Tires

    2. Paint and Body

    3. Aftermarket Accessories

    4. Glass & Mirrors

    2,720
    Threads
    32,056
    Posts
    Latest: LMC should be proud AuroraGirl, Oct 23, 2020 at 11:13 PM

  7. Engine & Performance

    Engines, Engine mods, Chips, Filters, etc.
    Sub-Forums: 4

    Engine & Performance

    Sub-Forums

    1. Engine Swaps (Gas) LS, Vortec, LT1 , etc.

    2. TBI & EFI Conversions

    3. Diesel 6.2, Conversions Cummins, etc.

    4. Carb Fuel Systems

    4,434
    Threads
    68,570
    Posts
    Latest: Slight, suddle loss of power at WOT and laggy throttle response Rusty Nail, Oct 24, 2020 at 2:04 AM

  8. Transmission & Transfer Case

    Shift Kits, Conversions, Adapters, Twin Stick, etc
    Sub-Forums: 3

    Transmission & Transfer Case

    Sub-Forums

    1. Automatic Transmission

    2. Transfer Case

    3. Manual Transmission & Clutch

    1,849
    Threads
    22,377
    Posts
    Latest: 700r4 Wiring Help. custodian, Oct 23, 2020 at 7:07 PM

  9. Differential & Driveline

    Front and Rear Axles, Lockers, Limited Slip, Yokes, etc
    Sub-Forums: 1

    Differential & Driveline

    Sub-Forums

    1. Front Diff & Hubs

    1,027
    Threads
    12,223
    Posts
    Latest: 12 bolt rear end identification searched everywhere!! bucket, Oct 23, 2020 at 11:12 PM