Please note: Conversion kits are a custom order
and can take 3-5 weeks before ready to ship complete.
A core charge of $175.00 will be authorized until the return of a
rebuildable reverse coolant manifold. Cores must be returned within 90 days of the
date of order. Please include a copy of your original invoice with your return.
At this time, we can only accept manifold cores from 1996-2004 donor cars.
The Rocky Mountain Westy Subaru Charger Kit is a proven, straightforward
solution for converting your Vanagon to a powerful and reliable Subaru power.
We were one of the first do-it-yourself kits on the market and, with over 500
conversions released into the wild, we've honed our parts and processes to
offer a streamlined conversion experience. We manufacture the vast majority of
the conversion parts at our state-of-the-art fabrication shop here in Fort
Collins, CO. Parts are jig-welded for a perfect fit every time.
Our kit is the most complete on the market: from custom intake to a full
stainless steel exhaust and everything in between. It comes with a
comprehensive manual that details the step by step procedures to accomplish the
conversion. We offer hundreds of additional parts at discounted pricing when
ordered with your conversion kit. Gone are the days of buying from multiple
vendors only to find out that your components are not compatible. So go ahead
and get your Vanagon the present you have both been dreaming of.
In addition to the best parts on the market, Rocky Mountain Westy is proud of
our long tradition of complete customer support. At any point in the conversion
process, from contemplating your initial purchase to the after-conversion
set-up, feel free to contact us with specific questions. Our reviews speak for
The most complete conversion kit on the market! Convert your
Volkswagen Vanagon to a Subaru 2.2 L or 2.5 L motor and gain additional
horsepower and dependability of a modern engine.
A power plant conversion presents the perfect opportunity to upgrade other
essential components. For instance, when you have the Subaru motor out, why not
take a little extra time to renew the timing belt and water pump? With the engine
out of your Vanagon, why not tackle those CV joint boots or drop the fuel tank
to add RMW coolant pipes? How about a fuel tank reseal kit? To help you get the
best restoration bang for your buck, RMW is now offering a 10% discount on
various products associated with the conversion when ordered with the
Please note: We are continually upgrading our
parts and instructions. The image above may not reflect the actual parts you
will receive. Rest assured that it only gets better.
This kit directly supports the 2.2L 1990-2000
and the 2.5L 2000-04 EJ series SOHC motors. Please email if your motor is not
within these guidelines. Although 1996-2000
DOHC motors can be used with success, there will be additional modifications
that you will need to make. Please let us know if you have a DOHC motor so that
we may make adjustments to the components of your kit before it ships.
Note: If you plan to convert to a Subaru transmission when you repower your
Van, there are several items in this kit that will not work for you. We can
work with you to eliminate these components and design a kit for your specific needs.
Aircooled Vanagons will require the customer to source the necessary cooling
system components. Please let us know if you are converting an aircooled
Vanagons using a diesel transmission will need to source the correct 091-002
bell-housing as our kit will not work with the diesel specific bell-housing.
Feel free to email us with any questions you may have regarding the
conversion process at email@example.com. We love what we do and can help you design your perfect
If you live in Colorado, you must use our Colorado conversion kit to satisfy emissions regulations. You can find it here: