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1973-1987 K10 4WD LS Swap System

Step 1: Engine & Transmission Mounts

  • Engine Mounts Fit 1973-1987 K10/K1500 Four-Wheel Drive Trucks
  • Use with Factory Style Engine Isolators
  • Compatible with Factory LS Truck Oil Pan - Or Holley 302-3 & 302-3 LS Swap Pans
  • Dual Engine Position Options
  • The Factory Front Crossmember May Require Notching with the Forward Engine Mounting Position
  • Use these Mounting Brackets with the Factory Transmission Cross-Member
Shop Engine and Transmission Mounts

Step 2: Oil Pans

  • The Factory LS Truck Pan is Recommended with this Swap System
  • Holley 302-2 and Holley 302-3 Pans are Also and Option
  • The Factory Front Crossmember May Need Modification with the Forward Engine Mounting Position
Shop Oil Pans

Step 3: Headers & Exhaust Manifolds

  • The Factory Vortec truck and Trailblazer SS exhaust manifolds are fitment compatible with this swap system for use in emissions-legal engine changes
Shop Headers and Exhaust Manifolds

Step 4: Radiators

  • Dual Pass LS Swap Radiator
  • Screw-In Inlet & Outlet - Allows Changes to Match Radiator Hose Sizes
  • Aluminum Construction with Cross Flow Design
  • Direct Fit in K10/K1500 Trucks
  • Holley Radiator Kits Include the Radiator, Fan Shroud, Dual Electric Fans, Relay w/ Thermostat, and Hose Fittings
  • Choose from Radiators w/ 17" Tall or 19" Tall Core Size
Shop Radiators

Step 5: EFI Fuel Tanks

  • Factory Style Fuel Tanks with In-Tank EFI Fuel Pump Module
  • Eliminate Rust & Dirt with a New Fuel Tank
  • EFI Fuel Pump Modules Are Also Available Separately - Fits in Stock Tank
Shop Fuel Tanks

Step 6: Accessory Drive

  • The Factory Vortec Truck Accessory Drive System Including the Manual Fan is Compatible with This Swap System
  • Holley Mid-Mount Accessory Drive System is also and Option
  • Choose From Natural Aluminum, Black, or Polished Finish
Shop Complete Accessory Kits

Step 7: Terminator X and X Max

  • Standalone Plug and Play Engine Control for GM LS Engines
  • Terminator X Features Real-Time Fuel Learn, High Impedance Injector Drivers, Integrated 1bar MAP Sensor & 4 Programmable Inputs and Outputs
  • Terminator X Max - also Controls GM Automatic Transmission (4L60/4L65/4L70/4L75/4L80/4L85)
  • Inputs & Outputs Are Ideal for Electric Fans, Boost Control Solenoids, Progressive Nitrous Control & More
Shop Terminator X and X Max LS Kits
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  • Holley Sniper EFI
  • Hooker BlackHeart
  • Sniper
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Product Type
  • Engine Mounts
  • Fuel Pump Module
  • Fuel Tank
  • Headers
  • LSX Conversion Radiator
  • Manifold
  • Oil Pan Kit
  • Radiator
  • Radiator + Fan/Shroud Pkg.
  • Virtual Kit
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