Description
Product Overview
The TCI StreetFighter Transmissions 371000 is built for Chevy performance applications that need stronger street-machine durability, crisp shifting, and flexible automatic or manual-style operation. As part of the TCI StreetFighter Transmissions line, this unit is designed to withstand the demands of tough street cars while retaining the everyday ease of an automatic transmission.
This transmission is identified by Manufacturer’s Part Number 371000, Summit Racing Part Number TCI-371000, and UPC 788120007177. These identifiers help Chevy performance builders, muscle car owners, hot rod builders, restoration shops, mechanics, custom vehicle shops, transmission installers, service departments, and drivetrain specialists confirm the correct TCI StreetFighter transmission before ordering.
The transmission features a 4-speed configuration, Chevy bellhousing bolt pattern, forward shift pattern, and automatic/manual valve body. The manual/automatic valve body gives most StreetFighter units the ability to shift manually through each gear or operate fully automatically when placed in drive.
The 650 horsepower advertised rating makes this transmission a strong option for compatible street and street/strip builds when properly matched to the engine, torque converter, flexplate, rear gear, tire size, vehicle weight, speedometer setup, cooling system, and intended use.
The special attention note states that this transmission is ideal for non-supercharged pump gas vehicles. It is also designed for use with gear-driven electronic or mechanical sending units and will not accept reluctor-style speedometer sending units.
This transmission uses a stock steel pan, 7.500-inch tailshaft, slip-on yoke style, 30-spline input, 3.06 first gear ratio, OEM-style natural aluminum case, and case-fill location. It is listed as remanufactured and sold individually.
The torque converter is not included, the flexplate is not included, the transmission controller is not included, the wiring harness is not included, the transmission cooler is not included, transmission fluid is not included, dipstick is not included, and the shift lever is not included, so buyers should plan all supporting components before installation.
This transmission also ships without the speedometer driven gear or its housing. If replacing the same model transmission, those parts may be reused from the existing unit. If not, they must be purchased separately.
Fitment and Application Details
The TCI 371000 StreetFighter transmission should be matched carefully to the intended Chevy application before ordering. Automatic transmission fitment can vary by vehicle year, engine platform, transmission family, bellhousing compatibility, converter setup, flexplate requirements, lockup-control needs, tailshaft length, speedometer sending unit style, speedometer gear setup, yoke style, shifter compatibility, shift lever requirements, transmission mount location, crossmember position, driveshaft length, cooler routing, fluid fill location, and installation hardware.
Important fitment details to verify include vehicle year, make, model, engine platform, Chevy bellhousing bolt pattern, original transmission family, drivetrain layout, torque converter compatibility, flexplate compatibility, converter bolt pattern, crankshaft pilot fitment, 7.500-inch tailshaft fitment, slip-on yoke compatibility, 30-spline input compatibility, lockup-control setup, gear-driven electronic or mechanical speedometer sender compatibility, speedometer driven gear and housing requirements, shifter compatibility, shift lever requirements, automatic/manual valve body operation, transmission mount location, crossmember position, driveshaft length, cooler line routing, transmission cooler requirements, fluid specifications, dipstick setup, and vehicle-specific installation hardware.
Because this transmission is designed for gear-driven electronic or mechanical sending units, buyers should confirm the vehicle’s speedometer system before ordering. This transmission will not accept reluctor-style speedometer sending units.
Because the speedometer driven gear and housing are not included, buyers should confirm whether the original parts can be reused or whether new speedometer drive components must be purchased separately.
Because the shift lever is not included, buyers should confirm the correct shift lever, shifter linkage, cable, bracket, and manual/automatic valve body compatibility before installation.
Because the torque converter is not included, converter selection should be matched to the engine output, camshaft, vehicle weight, rear gear, tire size, lockup requirements, and street or strip use.
For a complete installation, additional components may be required, including a torque converter, flexplate, transmission cooler, cooler lines, transmission fluid, dipstick, shift lever, shifter components, speedometer driven gear, speedometer gear housing, lockup-control parts, transmission mount, crossmember hardware, driveshaft/yoke components, seals, and vehicle-specific installation hardware.
Build Quality and Reliability
The TCI StreetFighter Transmissions 371000 is built for buyers who need a durable performance automatic transmission for strong street vehicles. TCI StreetFighter transmissions are designed to withstand the demands of tough street machines while delivering firm, race-inspired shifts.
The StreetFighter line is equipped with a manual/automatic valve body. In manual gear-selection mode, the transmission is designed to upshift and downshift when the lever is moved, with no lag or governor override. In normal drive mode, it retains positive automatic shifts for easy street operation.
The 650 horsepower rating gives the TCI 371000 strong performance appeal for compatible non-supercharged pump gas vehicles and high-performance street applications.
The 3.06 first gear ratio is valuable for low-speed acceleration and drivetrain planning, especially when matching converter stall, rear gear, tire size, and vehicle weight.
The lockup compatibility supports converter lockup operation when properly configured with the correct converter and controls.
The 7.500-inch tailshaft, slip-on yoke style, 30-spline input, and OEM natural aluminum case provide key compatibility details for professional installers and experienced builders.
Because this transmission is sold individually and does not include several supporting parts, correct component matching is essential. Buyers should confirm converter selection, flexplate compatibility, speedometer gear setup, shift lever needs, cooling capacity, fluid fill setup, shifter compatibility, driveline length, and vehicle-specific hardware before installation.
What Makes This Transmission a Strong Choice
The TCI StreetFighter 371000 transmission is a strong choice for buyers who need a compatible Chevy 4-speed automatic transmission for performance street use.
The 650 horsepower rating gives it strong appeal for serious street machines.
The automatic/manual valve body gives drivers both manual gear-selection control and fully automatic driving convenience.
The lockup compatibility supports converter lockup operation when correctly matched.
The 3.06 first gear ratio supports strong acceleration planning for compatible builds.
The 7.500-inch tailshaft, slip-on yoke, and 30-spline input provide important driveline fitment details.
The transmission is designed for gear-driven electronic or mechanical sending units, helping buyers identify the correct speedometer setup before ordering.
The exact 371000 manufacturer part number, TCI-371000 Summit Racing part number, and UPC 788120007177 support accurate product identification before purchase.
Ideal Buyers and Use Cases
The TCI StreetFighter Transmissions 371000 is ideal for Chevy performance builders, muscle car owners, street/strip racers, hot rod builders, classic car restorers, custom vehicle shops, mechanics, transmission installers, service departments, and drivetrain specialists who need a compatible 4-speed automatic transmission.
It is suitable for compatible Chevy applications requiring a remanufactured automatic transmission, Chevy bellhousing bolt pattern, automatic/manual valve body, 650 horsepower rating, lockup compatibility, 3.06 first gear ratio, 7.500-inch tailshaft, slip-on yoke, and 30-spline input.
This product is useful for high-performance street cars, street/strip vehicles, non-supercharged pump gas builds, muscle cars, hot rods, classic Chevy projects, restomods, weekend cruisers, and performance vehicles where firm racetrack-style shifts and automatic drivability are both important.
It is also a practical choice for professional installers confirming supporting components such as the torque converter, flexplate, transmission cooler, cooler lines, transmission fluid, dipstick, shift lever, speedometer driven gear, speedometer gear housing, lockup-control setup, transmission mount, crossmember, driveshaft/yoke setup, and installation hardware.
The best buyer for this transmission is someone who can confirm the Chevy engine fitment, original transmission details, converter requirements, flexplate setup, 7.500-inch tailshaft, slip-on yoke, gear-driven speedometer sender compatibility, speedometer gear needs, cooling setup, and shifter compatibility before ordering.
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | TCI StreetFighter Transmissions 371000 |
| Brand | TCI Auto |
| Manufacturer’s Part Number | 371000 |
| Part Type | Automatic Transmissions |
| Product Line | TCI StreetFighter Transmissions |
| Summit Racing Part Number | TCI-371000 |
| UPC | 788120007177 |
| Number of Gears | 4 |
| Bellhousing Bolt Pattern Manufacturer | Chevy |
| Transmission Shift Pattern | Forward |
| Valve Body Style | Automatic/Manual |
| Transmission Advertised Horsepower Rating | 650 |
| 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 | Yes |
| Transmission Pan Style | Stock |
| Transmission Pan Material | Steel |
| Tailshaft Length | 7.500 in. |
| Yoke Style | Slip-on |
| Input Spline Quantity | 30 |
| First Gear Ratio | 3.06 |
| Transmission Case Style | OEM |
| Transmission Case Material | Aluminum |
| Transmission Case Finish | Natural |
| Transmission Shield Built In | No |
| Flexplate Shield Built In | No |
| Fluid Fill Location | Case |
| Transmission Fluid Included | No |
| Dipstick Included | No |
| Shift Lever Included | No |
| Speedometer Sending Unit Compatibility | Gear-driven electronic or mechanical sending units |
| Reluctor-Style Speedometer Sender Compatibility | Not compatible |
| Speedometer Gear / Housing | Not included |
| Recommended Vehicle Type | Ideal for non-supercharged pump gas vehicles |
| Remanufactured | Yes |
| Quantity | Sold individually |
| StreetFighter Features | Automatic/manual valve body, manual or automatic operation, firm racetrack-style shifts |
| Intended Use | High-performance street machines and street/strip applications |
| Compatibility Support | Confirm fitment before ordering |
Ordering Support and Fitment Guidance
Before ordering the TCI StreetFighter Transmissions 371000, confirm that the transmission matches your Chevy application, speedometer setup, converter requirements, lockup needs, and driveline layout.
Important details to verify include vehicle year, make, model, engine platform, Chevy bellhousing bolt pattern, original transmission family, drivetrain layout, torque converter compatibility, flexplate compatibility, converter bolt pattern, crankshaft pilot fitment, 7.500-inch tailshaft fitment, slip-on yoke compatibility, 30-spline input compatibility, lockup-control setup, gear-driven electronic or mechanical speedometer sender compatibility, speedometer driven gear and housing requirements, shift lever requirements, shifter compatibility, automatic/manual valve body operation, transmission mount location, crossmember position, driveshaft length, cooler line routing, transmission cooler requirements, fluid requirements, dipstick setup, and installation hardware.
This transmission is sold individually. It does not include the torque converter, does not include the flexplate, does not include the transmission controller, does not include the wiring harness, does not include the transmission cooler, does not include transmission fluid, does not include a dipstick, and does not include the shift lever.
This transmission is designed for gear-driven electronic or mechanical sending units and will not accept reluctor-style speedometer sending units.
This transmission also ships without the speedometer driven gear or its housing. If replacing the same model transmission, those parts may be reused from the existing unit. If not, they must be purchased separately.
Our team can help confirm compatibility using the 371000 part number, original transmission details, Chevy engine setup, converter requirements, tailshaft length, speedometer sender type, speedometer gear needs, shifter setup, cooling requirements, and drivetrain information before ordering.
Frequently Asked Questions
What is the TCI StreetFighter 371000 transmission?
The TCI StreetFighter 371000 is a 4-speed remanufactured Chevy automatic transmission with an automatic/manual valve body, 650 horsepower rating, lockup compatibility, 3.06 first gear ratio, 7.500-inch tailshaft, and slip-on yoke style.
How many gears does this transmission have?
This transmission has 4 gears.
What horsepower rating does this transmission have?
The transmission advertised horsepower rating is 650 horsepower. Buyers should confirm suitability for the exact engine output, vehicle weight, converter, rear gear, tire size, and intended use.
What vehicle type is this transmission ideal for?
The special attention note states that this transmission is ideal for non-supercharged pump gas vehicles.
What bellhousing bolt pattern does this transmission use?
This transmission is listed with a Chevy bellhousing bolt pattern. Buyers should confirm exact engine, vehicle, converter, flexplate, and installation compatibility before ordering.
What valve body style does this transmission use?
This transmission uses an automatic/manual valve body. Most StreetFighter units allow manual gear selection or fully automatic operation in drive.
Does this transmission include a torque converter?
No. The torque converter is not included. Buyers should select the correct converter for the engine combination, stall requirement, lockup needs, vehicle weight, rear gear, and intended use.
Does this transmission include a flexplate?
No. The flexplate is not included. Buyers should confirm the correct flexplate for the engine, crankshaft, converter bolt pattern, balance type, and starter setup.
Does this transmission include a transmission cooler?
No. The transmission cooler is not included. Buyers should plan the correct cooler setup before installation.
Does this transmission include fluid, dipstick, or shift lever?
No. Transmission fluid is not included, dipstick is not included, and the shift lever is not included.
Does this transmission include a trans-brake?
No. The trans-brake is not included.
Is this transmission lockup compatible?
Yes. This transmission is listed as lockup compatible.
What is the first gear ratio?
The listed first gear ratio is 3.06.
What speedometer sending units will this transmission accept?
This transmission is designed for use with gear-driven electronic or mechanical sending units. It will not accept reluctor-style speedometer sending units.
Does it include the speedometer driven gear and housing?
No. This transmission ships without the speedometer driven gear or its housing. If replacing the same model transmission, those parts may be reused from the existing unit. If not, they must be purchased separately.
Is this transmission remanufactured?
Yes. This transmission is listed as remanufactured.
Who is this transmission best for?
This transmission is best for Chevy performance builders, muscle car owners, hot rod builders, street/strip racers, custom vehicle shops, mechanics, transmission installers, and drivetrain specialists who need a compatible TCI StreetFighter 4-speed automatic transmission rated at 650 horsepower.
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