Conversion Kits
T90/T98a Adapter Kit
The T90/T98a Kubota Kit contains the main components you will need to adapt a Kubota 03 series engine to a T90/T98 (4 cylinder configuration) transmission.
It comes with:
* Adapter plate – CNC machined from 6061-T6 Aluminum (Comes with Metric bolts to mount to Kubota block)
* Kubota flywheel modified to use an OEM Jeep Auburn clutch or Heavy Duty Clutch ( Flywheel will come with a new pilot bearing installed)
* Mounting system (Weld on frame brackets/ Soft industrial mounts/Engine brackets with Metric hardware)
* Fuel return fitting for fuel tank
* Bell housing bolts to adapter plate
* Installation booklet/PDF
$1500 USD
GM Adapter Kit
The GM pattern in a Willys / Kubota Kit contains the main components you will need to adapt a Kubota 03 series engine to a GM transmission. (SM420/SM 465 and others)
* Adapter plate – CNC machined from 6061-T6 Aluminium (Comes with Metric bolts to mount to Kubota block)
* New flywheel
* Crank adapter hub and mounting hardware(will come with a new pilot bushing installed)
* Mounting system (Weld on frame brackets/ Soft industrial mounts/Engine brackets with Metric hardware)
* Fuel return fitting for fuel tank
* New starter gear for your Kubota/Denso starter
$1500 USD
Jeep 4.0L/ AMC Pattern Adapter Kit
The Jeep 4.0L pattern Kubota Builder Kit contains the main components you will need to adapt a Kubota 03 series engine to a Jeep AX15 transmission. Engine mounting plates provide a starting point to fabricate your own mounting brackets from.
* Adapter plate – CNC machined from 6061-T6 Aluminium (Comes with Metric bolts to mount to Kubota block)
* Crank adapter hub and mounting hardware(will come with a new pilot bearing installed)
* New flywheel with crank mounting hardware
* Engine mount plates with Metric block mounting hardware
$1100 USD
TOYOTA 22R ADAPTER KIT
The TOYOTA 22R pattern Kubota Adapter Kit contains the main components you will need to adapt a Kubota 03 series engine, to a TOYOTA R-Series engine bellhousing ( L43 / L50 / G52 / G58 / W56 )
R150 / R151 / 3VZ / 5VZ designation transmissions. (example R155 ‘05+ TACOMA) are adaptable with the correct bellhousing.
Provided engine mounting plates and hardware create a starting point, to fabricate your own mounting brackets from.
The Kit Contains:
* Adapter plate – CNC machined from 6061-T6 Aluminium (will come with Metric bolts to mount to Kubota block)
* Crank adapter hub and mounting hardware(will come with a pilot bearing installed)
* New Modified Flywheel
* Engine mount plates with Metric block mounting hardware
* Governor spring
* Engine Spacer plate hardware and dowel pins included
$1100 USD
***Your original engine spacer plate can be reused after opening the center crank hole larger to 4 1/8”/105mm. Machined exchange plate available, contact for details ***
$1100 USD
