How much does it cost to LS swap a C4 Corvette?
Mounting is the known part: BRP Hot Rods' 1984–1991 C4 LS conversion kit is $529 (motor mounts plus bolt kits). You'll also need an F-body style oil pan and a low-profile intake for hood clearance, plus the usual swap items: engine, transmission, wiring/ECU and tuning, fuel system upgrades, cooling and exhaust.
We haven't sourced a complete priced C4 parts list yet, so we don't quote a total. Build your own budget line by line in the swap cost estimator, and compare engines in the donor finder.
Confidence: medium — sources disagree or are limited; check the sources below.
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Sources
- 1984-1991 Corvette LS Conversion Kit (MuscleRods) — BRP Hot Rods