How much does it cost to LS swap a S10?
Parts we've sourced so far for the S10 / Sonoma / Blazer / Jimmy (2026 retail prices; not a complete total):
- PSI Conversion 2WD LS S10 Adjustable Conversion Motor Mounts (82–04) ($144.99)
- PSI Conversion 99–07 Gen 3 LS/Vortec (24X) Engine Controller Kit, drive-by-cable, w/ 4L60E-75/4L80E control (standalone harness, MAF, flashed ECM, bracket) ($1,099) (optional)
Required items listed above total about $144.99. On top of this you'll need the engine itself (junkyard or crate), wiring/ECU and tuning, fuel system, cooling and exhaust as applicable. See 'How much does an LS swap cost?' for typical ranges of each.
Confidence: medium — sources disagree or are limited; check the sources below.
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Sources
- PSI - S10 Sonoma LS Swap Parts — PSI Conversion
- ICT Billet product catalog (public Shopify feed; -1/-2/-3 LS Swap Kits) — ICT Billet
- PerTronix / Doug's Headers product catalog (public Shopify feed) — PerTronix