GM Turbo 350 Performance Transmission Level 3



Core Charge $500 box option

Horse Power: 500
(Up to 450 ft-lbs Torque)
Converter: 10” Heavy Duty Furnace Brazed Flanged Hub with Billet Cover
Stall: 2600-3600
Available as 4X4

CORE CHARGE: $500.00
ATF: $100.00

SKU: GSTH350L3 Categories: , , Tags: , ,
* Core transmissions must be received by Gearstar within 30 days of receiving your new transmission to be considered eligible for a credit or refund.


Chevy 350 – Level 3 Transmission with Torque Converter

Email this page to a friend

Horse Power: 500
(Up to 450 ft-lbs Torque)
Converter: 10” Heavy Duty Furnace Brazed Flanged Hub with Billet Cover
Stall: 2600-3600

Master Overhaul Kit with Raybestos Stage 1 Racing Frictions and Hardened Steels.  High Flow Brass Filter, Adjustable Modulator and Transgo Competition. Shift Kit with Shift Command and Updated High Performance Boost Valve. New Kevlar Front Band and New Torrington Bearings. Bushing Kit and Thrust Washer Kit. Heavy Duty Low-Reverse Center Support with Wider Spring & Roller and Race. Hardened Intermediate Race and Custom Machined 5-Clutch Direct Drum Piston. 5-Clutch High Capacity Direct Drum and High Volume Pump Assembly with New Gears. New Polished Aluminum Transmission Pan with Drain Plug. New Speedometer Drive Gear, New Speedometer Driven Gear.

Installation Kit: Universal Fill Tube and Stick, Universal Kickdown Cable, Universal Transmission Mount, Universal Converter Cover (Chrome)

CORE CHARGE: $500.00
ATF: $100.00

Gearstar Has Your Back


*30,000 GVW Hayden Cooler with Integrated Fan – Call for Pricing

*Deep Cast Aluminum Transmission Pan with Drain Plug – Call for Pricing

*Full Manual Reverse Control Valve Body with or without Tranzbrake – Call for Pricing

*Lokar Installation Kit: Lokar Flexible Fill Tube and Stick, Lokar Kickdown Cable and Carburetor Bracket – Call for Pricing

*Lokar Steel Braided Throttle Cable – Call for Pricing

Please specify if ordering for Buick, Olds or Pontiac, 6 or 9 inch tailshaft, as well as 2 or 4WD.

All transmissions are custom built by 1 of 5 master techs from start to finish and DYNO tested with converter the equivalent of 100 miles to insure that transmission and converter package are in perfect operating condition before they leave our facility.

All sales are final. No returns or refunds.

Gear Ratios
1st 2.52
2nd 1.52
3rd 1.00

Measurements are taken from mounting surface where trans meets engine block to the tip of the tailshaft
Total Length: 28″ with 6″ Tail Housing 2WD Only
Total Length: 31″ with 9″ Tail Housing
Distance to trans mount center: 20 3/4″

Ready to experience top-notch transmission solutions and expert support?

Contact Us Today!