Click on image to zoom

Genuine GM Engine 12691671 - TBI 350 LO5 New Crate Engine

Free Shipping on a New TBI 350 Chevy Engine From the Number 1 Chevrolet Performance Dealer in the World SDPC

Nothing compares to a Factory Original new GM Crate Engines when it is time to replace the worn out 350ci Throttle Body Injected (TBI) engine in your 1987 thru 1995 Chevrolet or GMC pick-up and SUV's. Part number 12691671 is the Light Duty replacement engine direct from GM Powertrain and fits most 1/2-Ton Silverado's, Sierra's, Tahoe's, Yukon's and Vans. The VIN engine code for this application is "K". This engine features new components, brand new complete long block engine backed by a limited 3-year, 100,000 mile GM warranty when installed into the original GM application. To verify your engine application, please contact our Tech Department with the VIN number from your vehicle or email your VIN info to our team.
Engine L05 TBI 350/5.7L Goodwrench Engine
Horsepower 200HP @ 4000RPM
Torque 300FT/LBS @ 2800RPM
Compression Ratio 9.3:1
Block 4-Bolt Main, 1-Pc Seal, 4.000" Bore
Crankshaft Forged 1053 Steel, 3.480"
Heads Cast Iron; 64cc TBI Swirl Design
Valves 1.940"/1.500"
Camshaft Lift 0.385"/0.404" Hydraulic Flat Tappet
Dur. @ 0.050" 194°/202°
Horsepower and Torque ratings are the original GM ratings from the most common application. Some year and model applications may differ slightly according to factory exhaust systems, factory air intake systems, and other components.
Availability: Hundreds of crate engines in stock! Same Day Shipping!
Shipping: Free Shipping in the 48-States, 1 to 3 Day Delivery to Most Locations
Was: $4,333.33
Sale: $4,017.98
Save: 7%
Save: $315.35

Customize Your Item

- Lift Gate Service? -
 * required


• All New Cylinder head and block castings
• Forged steel crankshaft
• All blocks are 4 bolt main
• All blocks are roller camshaft ready
• All blocks are mechanical fuel pump capable (Gen1e has no camshaft eccentric)
• Machined using precision CNC equipment
• Machined and assembled in the USA (Built in Springfield, MO of globally sourced parts).

• No core charge
• New valve covers , oil pan, timing cover and harmonic balancer less labor hours at your installer
• GM OE part validation must comply with an 18 step quality process
• Torque to turn, compression & oil pressure tested at end of line.
• Free resource for parts & service information

Powerful Nationwide Warranty:
3 years/100,000 Mile Limited Warranty, whichever comes first. Our most common Parts Warranty offers coverage on the majority of our Genuine GM Parts service replacement parts. Contact seller for limited warranty part details, qualifications, and possible labor coverage.

California Proposition 65

California Prop 65WARNING: Cancer & Reproductive Harm -


  • 12691671
  • 12691671
  • 099998042468
  • Genuine GM Parts
  • Hundreds of crate engines in stock! Same Day Shipping!
  • New


Shipping Information

  • Item Requires Shipping
  • 450.0 lbs.
  • W26.5000” x H28.0000” x L30.3000”
  • Free Shipping in the 48-States, 1 to 3 Day Delivery to Most Locations

Customer Reviews

Comment Total Reviews (0)

Write the First Review!

You must login to post a review.

  • Have a question? Ask the Pros
  • 1-800-456-0211Mon-Fri - 8am-6pm CST
    Sat-Sun - Closed
  • Shop With Confidence We Proudly Accept: