CAV Conversion kits

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grahamdouglass

Senior Member
Joined
Nov 29, 2012
Messages
419
Location
Canada
Vessel Name
Summer Wind 1
Vessel Make
Marine Trader 41
There are a couple of Conversion discussions on here on how to convert the horrible CAV filters that are on Lehman engines to spin on filters. They mention the DP-1000 Adapter kit. This kit seems to be difficult to find in Canada. I have found another kit that NAPA stocks. It's a 4038 Filter Conversion Adapter Kit.

Has anyone used this kit on the Lehman Secondary filters that are on the engine?
Is it pretty straight forward?
I did a YouTube search of installations and I couldn't find any.

Share your comments
 

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  • Napa filter 4038 Conversion Adapter kit.jpeg
    Napa filter 4038 Conversion Adapter kit.jpeg
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They quit making them several years ago. You occasionally see them on ebay.
 
Can they still be bled the same way?
 
There are a couple of Conversion discussions on here on how to convert the horrible CAV filters that are on Lehman engines to spin on filters. They mention the DP-1000 Adapter kit. This kit seems to be difficult to find in Canada. I have found another kit that NAPA stocks. It's a 4038 Filter Conversion Adapter Kit.



Has anyone used this kit on the Lehman Secondary filters that are on the engine?

Is it pretty straight forward?

I did a YouTube search of installations and I couldn't find any.



Share your comments
I converted. Terrific upgrade if you can find the kit. Many filter choices.20210411_170438.jpgOn-Engine.jpg
 

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