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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.

250 topics in this forum

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  1. RPO

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  2. H4 conversion

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  3. 79 suburban mystery

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  4. 383

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  5. 305 to 350 swap

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    • 245 views
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