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1973-1987 Chevrolet & GMC Square Body / Rounded Line Pickups

General and technical discussion for 1973 through 1987 Chevrolet and GMC pickup trucks. These years were otherwise known as "square body" pickups, although GM officially called them "rounded line" designs. Parts wanted and for sale encouraged.

Followers 15

336 topics in this forum

  1. Troubleshooting

    By Cladiesel,
    • 0 replies
    • 252 views

  3. 1986 chevy c10

    By Seth Putnam,
    • 2 replies
    • 188 views

  4. 85 C10 throttle cable bracket

    By breadstick,
    • 0 replies
    • 313 views

  5. Bring My Old Drag Truck Back To Life 1 2 3

    By Pacfanweb,
    • 33 replies
    • 9.4k views

  6. Brass radiator tank replacement

    By d9gdon,
    • 0 replies
    • 701 views

  7. Wheel cylinders 77 C10

    By Benjamin Peter Trout,
    • 1 reply
    • 339 views

  8. 1987 R30 Engine and Induction Swap

    By wazzadakka94,
    • 0 replies
    • 608 views

  9. 1988 Chev G20 van problems

    By James O'Byrne,
    • 1 reply
    • 577 views

  10. 1986 emission removal

    By kentrx1,
    • 2 replies
    • 456 views

  11. LED front and rear light bulbs

    By Dan Brown,
    • 0 replies
    • 483 views

  12. 5 speed trans

    By apes,
    • 0 replies
    • 326 views

  13. 1987 Chevy R10 1/2 ton lower control arms

    By Plumbermik,   
    • 1 reply
    • 787 views

  14. 1990 Suburban 3rd row seating

    By 426ted,
    • 1 reply
    • 2.2k views

  15. Concerns on my new project.

    By Tony B.,   
    • 2 replies
    • 767 views

  16. 1986 GMC K3500 4X4 454 GAS stalls and won't start for 30 mins

    By ngodline12,
    • 7 replies
    • 708 views

  17. Help!!

    By bobby.greenjr78,
    • 3 replies
    • 408 views

  18. fuel problems

    By Amps1956,
    • 4 replies
    • 420 views

  19. 1983 chevy pickup and introduction 1 2

    By maxmamo,
    • 26 replies
    • 1.8k views

  20. Help with CCC Quadrajet

    By mlkcrtnz,
    • 0 replies
    • 457 views

  21. 1978 Grille Mounts - Available?

    By mark97213,
    • 0 replies
    • 527 views

  22. Transfer case issue I think

    By Eric Green,   
    • 0 replies
    • 540 views

  23. Power loss to ignition no gauges radio nothing

    By Shofoo,
    • 1 reply
    • 559 views

  24. Need help

    By 2011035,
    • 1 reply
    • 349 views

  25. Gas tank selector valve 1978 Chevy

    By Stan Boates,
    • 3 replies
    • 3k views

  26. 84' K10 Engine & Tranny Swap Help

    By Cro2196,
    • 0 replies
    • 581 views


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