Cummins R2.8 Crate engine ,Land Rover w/ R380 STUMPY Rebuilt Transmission, Adapter kit

Cummins R2.8 Crate engine ,Land Rover w/ R380 STUMPY Rebuilt Transmission, Adapter kit


New Cummins R2.8 crate engine.

Ashcroft R380 upgraded Stumpy transmission

QDB bell housing adapter kit.




You will receive the Cummins R2.8 Crate motor, Ashcroft R380 Stumpy 5 speed transmission with upgrades, and adapter kit that includes the Quick Draw Brand bell housing adapter kit for bolting the new Cummins R2.8 Land Rover setup to your Stumpy R380 5 speed transmission from Ashcroft.  This transmission has been proven in the field by “Uncle” Doug Crowther from Dividing Creek Rovers.  You will find that packaging the parts kit makes the whole process easier and cheaper.  This is not a complete installation kit but includes the most important parts to get your project started.

What’s included in the Cummins R2.8 Kit {Cummins part number 5467046}:

  • Cummins engine assembly which is part of the Cummins R2.8 Defender kit,
  • Complete front-end accessory drive,
  • Vacuum pump,
  • Remote fuel/ water separator,
  • Remote oil filter,
  • Mass air flow sensor and housing,
  • Engine wiring harness and ECM,
  • Starter,
  • Universal vehicle wiring harness,
  • Throttle pedal,
  • j1939 CAN dash display,
  • Owner’s manual,
  • Installation guide.

In Addition, Other Included Parts with the Cummins R2.8 Land Rover Defender kit:

  • QDB bell housing adapter kit using an external slave cylinder,
  • Auto parts store clutch kit,
  • External slave cylinder,
  • HD clutch fork, pivot ball, and throw out bearing,
  • Flywheel with pilot bearing installed.

Professional Installation around the USA:

Special Note: short input shaft style 5 speed.  Works best with any v8 application or 4 cylinders built after the 1993 floor change over.  A 1.2 ratio transfer case is best to achieve the optimal driving experience.  The Cummins R2.8 Power Steering pump puts out a higher pressure than factory Rover pump.


The Cummins R2.8 is allowed in Tier 1 compliant vehicles and older with cut-off dates around 1999 for light duty trucks and 1993 for light duty cars.  So, if unsure please reach out to for verification and all purchasers will be required to provide vin number prior to shipment of parts for proof of compliance.


  • Gathering, machining, palletizing, and shipping could and normally will take upwards of 1 to 2 week once the order is placed and VIN number validated, but if needing the crate sooner, expedited freight will be an additional cost to customer. In addition, all parts included in the kit will arrive in one crate with bell housing bolted to transmission and clutch components bolted to engine.
  • Shipping is flat rate to the nearest Terminal or business address.
  • Customer can ship directly to residence, but there will be an additional fee to customer.
  • The states of California, Alaska, and Hawaii will have to pay additional freight regardless of delivery location.


  • Cummins offers a limited 2 year/2600 hour warranty on the engine crate.  Cummins INC. is the contact for all warranty issues.
  • Quick Draw Brand is a retailer for the Cummins R2.8 but is not a representative of them nor does QDB have any affiliation with the manufacturing of any other their parts.

More Information:

We are available to answer any questions and always offers both Military discounts as well as check, cash, or wire discounts.

Here is a promotional video showing the toughness of the bell housings we produce. 

* Some photos showing engine and transmission combination have parts missing that will be included in the kit.


Additional information

Weight1250 lbs
Dimensions48 × 40 × 68 in


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.