5 Speed Gearbox Instructions

Finally, Welsh Enterprises has an answer to your antiquated Moss non-syncro gearbox or your 4 speed syncro box that can be installed with a minimum of modification to your car.

We now offer a fully synchronized 5 speed overdrive gearbox based on the Cosworth designed MT75 in a specially designed case. This will improve the drivability of your Jaguar. Exclusively from Welsh Enterprises, this new transmission installs with only minor modification, comes with most installation parts, utilizes your original bellhousing. Welsh Enterprises offers these gearboxes in three models; one that will fit your XK120 and XK140, one for your XK150 and one for your 6 cylinder E-Type 61-71 equipped with manual transmission.

Professional installation is recommended but can be done by the experienced do-It-yourself-er.

Improve the power and drivability of your Vintage Jaguar with our newest offering.

5 Speed Gearboxes

Five Speed Gearbox for XK120
Five Speed Gearbox for E-Type (61-71)

Five Speed Gearbox for XK140/150 - Please Call 1-800-875-5247 or email info@welshent.com for more info

Installation Guides

XK120, XK140, XK150 Installation Instructions
E-Type Installation Instructions

For More Information Please Call Us At 1-800-875-5247