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400 ISL Cummins Motorhome Exhaust Manifold Set
$ 105.6
- Description
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Description
2007 Cummins ISL 400 exhaust manifolds. My Gulfstream Tourmaster class A motorhome was leaking exhaust. I ordered all new parts thinking the worst but upon removal only had a broken exhaust mounting bolt. I installed all the new parts anyway.These manifolds are both in great shape. No cracks or warpage. Also included are a couple new Cummins turbo mounting studs and the remaining used parts I removed (spacers and bolts).
Part numbers are 3967759 and 3937478. Check with Cummins if you are unsure which manifold part numbers are yours.
I’ve posted a pic of the Cummins receipt with part numbers and cost. I paid over 0.00 just for manifolds. Please let me know if you have any questions.