Due to inclement weather in our area, order processing and carrier deliveries may be delayed. We sincerely appreciate your patience as we work through these disruptions to get your order to you as quickly as possible.
Search Bar 4
No Vehicle Selected
Search All Vehicles
Search Bar 6
2 Piece Valve Covers Accessory Drive Systems Adapters, Hardware & Breathers Balancers Bed Liner Big Block Valve Covers Blocks & Components Camshafts & Components Carburetors & Air Cleaners Carburetors & Throttle Bodies Connecting Rods & Components Cylinder Heads Dress Up Kits Flywheels & Flexplates Guide Plates Head Gaskets & Bolts
Intake Manifolds & Components Other Valve Covers Pistons & Rings Pulleys Pushrods Rocker Arms Slant Edge Valve Covers Timing Chains & Sprockets Valve Covers Valve Lifters & Components Valves & Valve Springs Oil Specials!!! Proform Accessories Small Block Valve Covers PF Valve Covers PF
GM Performance Part Categories Big Block Crate Engines Circle Track Crate Engines GM Crate Engine Components LS Crate Engines LSX Crate Engines Performance Automatic Proform Accessories Small Block Crate Engines Steel Cowl Induction Hoods
Alternative Parts Categories Cabin Air Filters Cooling Parts Headlights Lighting Mirrors Wizard Products
About Us Contact Us Reviews Core Returns Warranty Info Order Status Login Shipping Policy Return Policy
Aftermarket Parts
Home Categories Engines & Components Complete Engines GM 19432779

Engine Complete Assembly - GM (19432779)

1996-2002 GM - 19432779

Engine Complete Assembly - GM (19432779)

Engine Complete Assembly - GM (19432779)

1996-2002 GM - 19432779

Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts
  • GM
  • 19432779
  • 12530283, 12681431, 12691672

Details

  • Brand:

    Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts

  • SKU:

    19432779

  • Other Names:

    Engine, Short Block

  • Description:

    Nothing compares to a Factory Original new GM Crate Engines
    when it is time to replace the worn out 350ci Vortec engine in your 1996 thru
    2002 Chevrolet or GMC pick-up and Vans. Part number 12530283 is the Heavy Duty
    replacement engine direct from GM Powertrain and fits most 3/4 and 1-Ton
    G-Series Vans, P-Series Trucks, Silverado's, Sierra's, and Suburban's. The
    Vortec HD version 350 uses a 4-Bolt main block, upgraded exhaust valves and cylinder
    heads for heavy duty applications. This engine is not intended for marine
    usage. This engine features new components, brand new complete long block
    an approved GM application. To verify your engine application, please contact

    • ur Tech Department with the VIN number from your vehicle or email your VIN
    info to our team.
    L31 HD Engine
    1996-2002 Chevrolet
    Express/GMC Savana (G2,G3)
    1996-2000
    Chevrolet/GMC Pickup (CK2,CK3)
    1996-2000 GMC
    Suburban (CK2,CK3)
    1996-1999
    Chevrolet/GMC Chassis (P3)
    3/4 and 1-Ton only
    Specifications:
    1986-2000 style
    block, 4 bolt mains
    1pc rear seal
    nodular iron crankshaft
    Powdered metal
    connecting rods
    Hypereutectic
    pistons 9.4:1 compression Ratio
    Hydraulic roller
    camshaft: Int Lift .414", Exh Lift .428", Int Duration @.050"
    191, Exh Duration @ .050" 196, Lobe Centerline-111
    Vortec cylinder
    heads - 64cc, 1.94'' intake valve, 1.50'' exhaust valve
    Also includes: Oil
    pan, timing cover, valve covers, harmonic balancer
  • Notes: Includes Block, Piston & Pin Assy, Crankshaft Bearings & Rear Seal.
  • Applications: 8 CYLINDER - 5.0L, 5.7L.
  • Replaces:

    12530283, 12681431, 12691672

Warning WARNING: California Proposition 65
Make sure this part fits your Car
  • Sale Price: $5,698.92
Manufacturer Warranty Minimum of 12 Months
Guaranteed Fitment Always the correct parts
Shop with Confidence Your information is safe
In-House Experts We know our products

Details

  • Brand:

    Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts

  • SKU:

    19432779

  • Other Names:

    Engine, Short Block

  • Description:

    Nothing compares to a Factory Original new GM Crate Engines
    when it is time to replace the worn out 350ci Vortec engine in your 1996 thru
    2002 Chevrolet or GMC pick-up and Vans. Part number 12530283 is the Heavy Duty
    replacement engine direct from GM Powertrain and fits most 3/4 and 1-Ton
    G-Series Vans, P-Series Trucks, Silverado's, Sierra's, and Suburban's. The
    Vortec HD version 350 uses a 4-Bolt main block, upgraded exhaust valves and cylinder
    heads for heavy duty applications. This engine is not intended for marine
    usage. This engine features new components, brand new complete long block
    an approved GM application. To verify your engine application, please contact

    • ur Tech Department with the VIN number from your vehicle or email your VIN
    info to our team.
    L31 HD Engine
    1996-2002 Chevrolet
    Express/GMC Savana (G2,G3)
    1996-2000
    Chevrolet/GMC Pickup (CK2,CK3)
    1996-2000 GMC
    Suburban (CK2,CK3)
    1996-1999
    Chevrolet/GMC Chassis (P3)
    3/4 and 1-Ton only
    Specifications:
    1986-2000 style
    block, 4 bolt mains
    1pc rear seal
    nodular iron crankshaft
    Powdered metal
    connecting rods
    Hypereutectic
    pistons 9.4:1 compression Ratio
    Hydraulic roller
    camshaft: Int Lift .414", Exh Lift .428", Int Duration @.050"
    191, Exh Duration @ .050" 196, Lobe Centerline-111
    Vortec cylinder
    heads - 64cc, 1.94'' intake valve, 1.50'' exhaust valve
    Also includes: Oil
    pan, timing cover, valve covers, harmonic balancer
  • Notes: Includes Block, Piston & Pin Assy, Crankshaft Bearings & Rear Seal.
  • Applications: 8 CYLINDER - 5.0L, 5.7L.
  • Replaces:

    12530283, 12681431, 12691672

Warning WARNING: California Proposition 65
Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts
  • GM
  • 19432779
  • 12530283, 12681431, 12691672

Vehicle Fitment

Vehicle Fitment
Year Make Model Body & Trim Engine & Transmission
( more fitments)
No fitment data available

Details

  • Brand:

    Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts

  • SKU:

    19432779

  • Other Names:

    Engine, Short Block

  • Description:

    Nothing compares to a Factory Original new GM Crate Engines
    when it is time to replace the worn out 350ci Vortec engine in your 1996 thru
    2002 Chevrolet or GMC pick-up and Vans. Part number 12530283 is the Heavy Duty
    replacement engine direct from GM Powertrain and fits most 3/4 and 1-Ton
    G-Series Vans, P-Series Trucks, Silverado's, Sierra's, and Suburban's. The
    Vortec HD version 350 uses a 4-Bolt main block, upgraded exhaust valves and cylinder
    heads for heavy duty applications. This engine is not intended for marine
    usage. This engine features new components, brand new complete long block
    an approved GM application. To verify your engine application, please contact

    • ur Tech Department with the VIN number from your vehicle or email your VIN
    info to our team.
    L31 HD Engine
    1996-2002 Chevrolet
    Express/GMC Savana (G2,G3)
    1996-2000
    Chevrolet/GMC Pickup (CK2,CK3)
    1996-2000 GMC
    Suburban (CK2,CK3)
    1996-1999
    Chevrolet/GMC Chassis (P3)
    3/4 and 1-Ton only
    Specifications:
    1986-2000 style
    block, 4 bolt mains
    1pc rear seal
    nodular iron crankshaft
    Powdered metal
    connecting rods
    Hypereutectic
    pistons 9.4:1 compression Ratio
    Hydraulic roller
    camshaft: Int Lift .414", Exh Lift .428", Int Duration @.050"
    191, Exh Duration @ .050" 196, Lobe Centerline-111
    Vortec cylinder
    heads - 64cc, 1.94'' intake valve, 1.50'' exhaust valve
    Also includes: Oil
    pan, timing cover, valve covers, harmonic balancer
  • Notes: Includes Block, Piston & Pin Assy, Crankshaft Bearings & Rear Seal.
  • Applications: 8 CYLINDER - 5.0L, 5.7L.
  • Replaces:

    12530283, 12681431, 12691672

Warning WARNING: California Proposition 65
Manufacturer Warranty Minimum of 12 Months
Guaranteed Fitment Always the correct parts
Shop with Confidence Your information is safe
In-House Experts We know our products

GM Wholesale Direct

Personalize, customize, and accessorize with GM Wholesale Direct. With one of the largest genuine GM parts and accessory inventories in the country, you are sure to get the item you need quickly at wholesale or better prices! Order your Engine Complete Assembly (19432779) right here on the site and have it at your door in just a matter of days Your Engine Complete Assembly will be a genuine part that will perfectly fit your 1996-2002 vehicle. 

Don't see something on the page you need? Feel free to contact us and we will build a custom order just for you. Our dedicated online parts associates are ready to help. Phone: 855-578-2622 Email: [email protected]

You can shop from model specific OEM part catalogs as well. Just select what make you want to shop for from the list below to get started:

| Buick Models | Cadillac Models | Chevrolet Models | GMC Models |

| Hummer Models | Oldsmobile Models | Pontiac Models | Saturn Models |