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    Open Monday - Friday 9A-4:30P EST

  • Harness order lead time is estimated to be 7-9 weeks from date of purchase.

    All other items typically ship within 3-5 business days unless specified otherwise.

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LS and LT Retrofit Specialists
Call to order today

Gen 5 LT1/8L90

Gen 5 LT1/8L90

Product Code: LT18L90-PP
Call us to order! 765-378-4908
The latest and greatest! This is a brand new GM LT1 crate engine mated to a new GM 8L90 transmission! The Gen 5 V8 combines all of the latest in technology including direct injection. Couple this engine with our harness, and you've got a potent package ready to drop in to your swap project!

Package includes:

  • New GM Gen 5 LT1 crate engine with all belt driven accessories
  • New GM 8L90 eight speed automatic transmission
  • Speartech wiring harness and programmed computer
  • Transmission cooler lines and driveshaft yoke
  • Electronic throttle pedal
  • All needed sensors
  • Complete air inlet kit (includes elbow, MAF tube, and K&N filter)
  • Inline fuel pressure sensor
  • Fuel pump control module (FPCM)
  • Designed to work with in-tank GM fuel pump (Sixth Gen Camaro ZL1). Fuel tank with correct pump is readily available from Rick's Tanks, etc.
  • Ready for installation!

Also available as an add on option are a few different front end accessory drives to complete your powertrain package. These add hydraulic power steering and includes a high-output alternator and Sanden A/C compressor for easy integration into your swap vehicle. We handle the installation of the front end accessory drive to your powertrain package with options from Drive Junky, Holley, or Billet Specialties. Give us a call for up-to-date pricing on adding one of these kits to your package!

Sorry, no credit cards for powertrain packages.

DOES NOT include exhaust downpipes or catalytic converters.

Powertrain warranty is through GM Performance Parts. Our powertrain packages are test ran before shipping so we know the items function properly before leaving. We do not act as an intermediary, you must contact GM Performance Parts directly for any warranty claims. More info here.

Price does not include crating & shipping.