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Chevrolet Performance 12681429K14
easy kits

Chevrolet Performance GM Goodwrench 350 Engine Components Package 14


Chevrolet Performance GM Goodwrench 350 Engine Components Package 14 $3,208.84
Out of stock
GM Goodwrench 350 Engine Components Package 14
  • Goodwrench 350 Engine
  • GoStreet EFI
  • Return Spring
  • Champion Intake
  • Intake and Valve Cover Gaskets
  • Intake Bolts
  • HEI Distributor
  • Carburetor Studs
  • RTV Sealant
  • Chevrolet Performance 12681429K14 Details

    Engine Components Packages

    350 Engine Components Package 14 Includes:

    • GM Goodwrench 350ci Engine - 809-12681429
    • FiTech Go Street EFI Throttle Body - 546-30003
    • FiTech Throttle Return Spring Kit - 546-60011
    • JEGS Champion Intake Manifold - 555-513000
    • Fel-Pro H/P Intake Manifold Gaskets - 375-1204
    • JEGS Intake Manifold Bolts - 555-83200
    • JEGS HEI Distributor - 555-40002
    • JEGS Carburetor Studs 1.5" - 555-15840
    • JEGS RTV Sealant (Black) - 555-28035
    • JEGS Valve Cover Gaskets - 555-210070

      Note: The JEGS Champion Intake Manifold may require thicker valve cover gaskets when using stock/stamped steel valve covers. For adequate runner clearance valve cover gaskets p/n 555-210070 are included in the kit (5/16" thick).

    Free Shipping!

    This universal 350 engine uses a brand new block and can be a replacement in most 1973-85 GM vehicles and retrofitted into virtually any vehicle. At a base horsepower of 195, the engine can produce up to 260 HP and 350 ft/lbs torque with a 4-bbl carburetor and headers. The engine is covered by a GM warranty for three years or 100,000 miles in applicable GM vehicles only. JEGS has the GM Goodwrench Chevy 350 for sale at a great price!


    • 4-bolt main with a 2-piece rear main seal
    • Nodular iron crankshaft
    • 4.000" bore x 3.480" stroke
    • Internal balance
    • LT1/LT4 powdered metal connecting rods
    • Cast aluminum pistons (dished)
    • 8.5:1 compression ratio
    • Hydraulic flat tappet cam (.383"/.401" Lift, 194 / 202 Duration @ .050", and 112° lobe separation)
    • Cast iron cylinder heads with 76cc chambers
    • 1.940" Intake / 1.500" Exhaust valves
    • 1.250" diameter valve springs
    • 1.5:1 ratio rocker arms
    • 3/8" pressed-in rocker studs
    • Block is compatible with left or right side oil dipstick (plugs for unused side included) 
    • 4-quart oil pan
    • Oil pump, oil pump pickup and oil pump drive shaft installed
    • Includes timing tabs for a 6-3/4" or an 8" balancer (balancer not included)
    • Recommended spark plug: 14mm thread, .460" reach, 5/8" hex, tapered seat, projected tip (AC Delco p/n 065-R45TSAutolite p/n 417-144)
    • Requires p/n 809-19299222 or p/n 555-23605 Oil filter adapter (not included)
    • Not Intended for Marine Use
    • No core charge

       JEGS Easy Kits are designed by JEGS high performance racing professionals to help you get all the performance parts you need for your race car, hot rod or truck.

    GM Warranty

    Chevy Crate Engine Break-In Guide

    Is this all that is needed to run the efi system or do I need a fuel pump also do I need to purchase the fuel command center item that is in the other package 

    Asked by: Shawn1969
    Yes, you will need a fuel system like the FiTech Command Center to connect to this kit.
    Answered by: Rusty B
    Date published: 2019-02-07

    Will this engine fit my 90 Chevy 2500 pickup truck

    Asked by: Pittbull77
    This will bolt into the '90 truck. However, it is not compatible with the factory wiring or computer.
    Answered by: Jon Jegs Tech
    Date published: 2018-02-06

    This is going to be attached to a manual transmission. Are there any additional parts that need to be purchased for that

    Asked by: Zhewitt
    You will need a pilot bearing and flywheel. give us a call and we can help you out with that 1800-345-4545.
    Answered by: BrandonJ
    Date published: 2019-02-07
    • y_2019, m_6, d_19, h_8CST
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    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.


    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.