Buick TH350, Chevy TH350, Powerglide, Powerglide, TH350, TH400, 10" Performance Converter (Mounting Ring), TH400 (3L80), AT-540

10" Performance Converter Mounting Ring Kit
Part No. GM-RK-1417

View Instructions

Sonnax 10" performance converter mounting ring kit GM-RK-1417 provides torque converter builders the components for producing low-cost, high performance converters for the GM Powerglide, TH350 and TH400. Using this kit allows the use of the OE GM 245mm front cover.

Note

When using in a Powerglide application the impeller hub must mount .070" taller. Either leave a .070" boss on the impeller to extend the height when using the impeller hub included in the kits or use a GM-90-300G impeller hub and cut it down to 3.695" length.

Contents

Impeller Hub Butt-mount
Turbine Hub 17-Tooth
Conversion Pilot
Front Cover Bushing
Mounting Ring with 10¾" and 11½" bolt patterns
Thrust Washer
Countersunk Bolts (3)

Specs

Unit Size: 10"
Core: GM 245mm
Dampered: No
Lockup: No
Transmission Unit: TH350, TH400, Powerglide
Turbine Hub Input Spline Count: 17

Where to Buy

Existing Customers: Contact your sales representative.
New Customers: Fill out the form and a sales representative will contact you.

Sonnax Performance Converter Kits

Engineered to Deliver Builds that Last

Designed from the ground up to outperform OE and other aftermarket components, Sonnax has you covered with a full line of performance converter kits for gas and diesel vehicles. Offering the widest variety of options in the aftermarket, these innovative kits deliver customized performance and value.