700R4 Breakaway Torque Converter 27-Spline

Options

$633.50
MSRP: $647.95
You save $14.45
Or

Trusted By Over 250,000+ Happy Customers Serving outdoor enthusiasts nationwide

Info

SKU:TCI242500 ,UPC:

SKU: TCI242500

UPC: 788120003629

MPN: 242500

Info

SKU:
TCI242500
UPC:
788120003629
MPN:
242500

Description

The TCI 700R4 Breakaway Torque Converter 27-Spline (part number 242500) is a direct-fit stall converter engineered for General Motors 700R4 and 200R4 automatic transmissions. This 12-inch diameter unit delivers a 2200–2600 RPM stall range and features full lockup capability, making it a proven choice for street performance, light towing, and responsive off-line launches without sacrificing drivability on the highway.

The 27-spline input shaft design ensures direct mechanical compatibility with 700R4 and 200R4 transmissions commonly found in full-size trucks, SUVs, and performance vehicles from the 1980s through early 2000s. The 2200–2600 RPM stall specification enables the converter to hold engine RPM higher during acceleration before fluid coupling occurs, translating to stronger initial throttle response and reduced bogging when pulling loads or launching from a stop. Lockup functionality allows the converter to mechanically lock the turbine to the impeller at highway speeds, improving fuel economy and reducing heat buildup in the fluid—critical when towing or operating in sustained high-speed conditions.

This converter addresses buyers seeking improved transmission response and reliability in older GM vehicles without requiring gearbox replacement. The breakaway design—where the converter "breaks away" under load before full lockup engages—provides smooth engagement and reduced shock to drivetrain components during acceleration cycles. At 42.2 pounds, installation requires professional transmission service or expert DIY experience, as removal and installation involve dropping the transmission pan and draining fluid.

The 700R4 torque converter market includes several stall ranges; the 2200–2600 RPM band suits street driving and moderate performance builds. Verify 27-spline compatibility with your specific transmission variant before purchase, as some 700R4 applications use alternate spline counts. The TCI brand holds a long track record in transmission performance parts distribution.

SpecificationDetail
Brand
Tci
MPN / Part Number
242500
UPC
788120003629
SKU
TCI242500
Weight
42.2 lbs
Dimensions
14 x 7.5 x 15 in
Converter Type
Breakaway
Diameter
12 Inches
Stall Range
2200–2600 RPM
Input Shaft Spline
27-Spline
Lockup Capability
Yes
Compatible Transmissions
700R4, 200R4, 200C

WARNING ⚠️

You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE.  Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.

Purchasing a Firearm? Click HERE to see our firearm purchasing guide.