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Home Buy Transmission and Drivetrain Automatic Transmissions TCI Competition Transmissions 312000
Zumbrota Remanufactured Manual Transmissions RMT5600D-1
Zumbrota Remanufactured Manual Transmissions RMT5600D-1 $3,984.00
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TCI StreetFighter Automatic Transmission Packages 311000BP2
TCI StreetFighter Automatic Transmission Packages 311000BP2 $2,200.00

TCI Competition Transmissions 312000

$2,050.00

Automatic Transmission, Remanufactured, Forward Shift Pattern, Full Manual Valve Body, Chevy, TH350, Each

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Category: Automatic Transmissions
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Description

Overview

Brand: TCI Auto
Manufacturer’s Part Number: 312000
Part Type: Automatic Transmissions
Product Line: TCI Competition Transmissions
Summit Racing Part Number: TCI-312000
UPC: 788120006194
Number of Gears: 3
Bellhousing Bolt Pattern Manufacturer: Chevy
Transmission Shift Pattern: Forward
Valve Body Style: Full manual
Transmission Advertised Horsepower Rating: 750
Torque Converter Included: No
Flexplate Included: No
Transmission Controller Included: No
Wiring Harness Included: No
Transmission Cooler Included: No
Trans-Brake Included: No
Lockup Compatible: No
Transmission Pan Style: Stock
Transmission Pan Material: Steel
Transmission Pan Finish: Chrome
Tailshaft Length (in.): 6.000 in.
Yoke Style: Slip-on
Input Spline Quantity: 30
First Gear Ratio (Automatic Transmissions): 2.52
Transmission Case Style: OEM
Transmission Case Material: Aluminum
Transmission Case Finish: Black
Transmission Shield Built In: No
Flexplate Shield Built In: No
Fluid Fill Location: Case
Transmission Fluid Included: No
Dipstick Included: No
Remanufactured: Yes
Quantity: Sold individually.
Notes: These transmissions are shipped without the speedometer driven gear or it’s housing. If replacing the same model of transmission, these may be re-used from existing. If not, they must be purchased separately.

TCI Competition Transmissions

TCI Competition transmissions are designed to take the abuse of drag-racing competition. They’re available with full-manual and trans-brake setups and retain no automatic shift features. They feature special heat-treated races and sprags, high-performance clutches and bands, and improved lubrication. TCI blueprints and modifies these transmissions for maximum performance, then dyno tests and pressure tests them. So you can concentrate on winning the race!

 

Shipping & Delivery
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Effective Date: August 9, 2025

At X Factors Motorsports, we are committed to delivering your order quickly, securely, and affordably.


1. Processing Time

  • Orders are typically processed within 1–2 business days after payment is confirmed.

  • Orders placed on weekends or holidays will be processed on the next business day.


2. Delivery Times

  • Domestic Shipping (United States): Delivery takes 5–7 business days from the date of shipment.

  • International Shipping: Delivery times vary by destination and may take 7–21 business days depending on customs processing and local delivery services.


3. Shipping Rates

  • United States: Free standard shipping on all orders.

  • International: Shipping costs are calculated at checkout based on the delivery address, package weight, and destination country.


4. Carriers Used

We ship orders using trusted carriers such as UPS, FedEx, USPS, and DHL to ensure reliable delivery. Tracking numbers are provided for all shipments.

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    At X Factors Motorsports, we specialize in high-performance engines, outboards, and premium automotive equipment. With expert support, fast shipping, and trusted brands, we help builders, racers, and enthusiasts power their passion — one project at a time.

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