Transmission

Gearstar has introduced a new series of 4L60E-based automatic transmissions. The transmissions include upgrades such as a 28-element sprag, a carbon fiber 2-4 band, high-energy friction discs, a 10-vane pump and a high-capacity 3-4 clutch drum.

The transmissions also feature heavy-duty steel plates, ...

Full forward and reverse ratchet action can be used with either standard or reverse pattern valve bodies

OPERATION OF SHIFTER FROM PARK:
From the park position, lift up on handle and pull back into reverse. From reverse pull back into neutral, push down and ratchet into gear.

OPERATION OF SHIFTER FROM DRIVE GEAR:
Ratchet into neutral. ...

The new X-Factor Stretch crossmember from American Powertrain was designed to make the job of fitting a crossmember to a transmission easier. The Strech crossmember spans 26–32 inches inside the frame rails and can be bolted or welded in place to provide a wide range of fitment possibilities that have clearance for large diameter exhaust tubes.

The X-Factor Stretch crossmember is made from hot-pressed T-6061 aluminum to ensure that it’s light and strong, said the company. It can be used for a variety of street or track applications and features unique end supports made from low carbon steel.

All stock parts are powdercoated in metallic aluminum and come with an aluminum center section, steel end supports and grade-8 hardware. Applications include classic four-speeds, modern five- and six-speeds, and all vintage and late-model applications.
...

The DYAD DS Multi-Disc Clutch by Centerforce is now available for all Chevy/GMC 153-tooth V-8 engines with a 26 spline disc, excluding the 400-inch with 2pcs rear main. This new Multi-Disc clutch system replaces the current pressure plate, disc, and flywheel assembly with a higher holding capacity system, and is designed for direct bolt-in replacement.
...

Introduced in 1980, the AOD has been used in nearly every model of Ford vehicle requiring a durable, compact overdrive transmission. The AOD is a good swap choice from the C-4, C-6 of FMX transmissions and shares many common dimensions with these units. Low gear ratio is 2:40 to 1 and overdrive is 0:67 to 1. This trans uses the small block bell housing pattern which fits 250 and 300 6 cyl., 289, 302, 351 Windsor and 351 Cleveland.

We offer six different configurations / versions of the AOD transmission so you can choose the model that is perfect for your application.
...

The B&M Shift Improver Kit the easiest way to get the stout performance you've always wanted out of your automatic transmission - and you get two modes of performance to select from: Heavy Duty, or Street/Strip. It's our least expensive and simplest to install kit. All you need are a few dollars and some hand tools! In the space of an afternoon, you can turn your transmission into a B&M-tuned unit! Just ask the thousands of satisified customers that have installed one in their transmissions!

B & M Racing & Performance Shift Improver Kit Provides crisp shifts on any stock automatic transmissions. Elimination of soft sluggish shifts, shift overlap, and excess wear on clutches and bands due to slippage. Improves transmission life. Transmission removal not required

...