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Class_A_DP_1's avatar
Class_A_DP_1
Explorer
Jul 31, 2016

2004 Workhorse P32 Vortec 7.4 (454) OIL RECOMMENDATIONS

I've searched the site using search function and cant believe this hasn't been discussed to the hills here. I must not be finding it. My R-Vision has the Workhorse P32 with GM Vortec 7.4L 454ci - ...
Class A
Class_A_DP_1's avatar
Class_A_DP_1
Explorer
Jul 31, 2016
great tips all... thank you.

And I made big mistake on engine size.. you are correct, it is the 496.. 8.1. Sorry about that.

thanks again!

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