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  1. FTTSHO

    Marvel Mystery Oil fixed my compression and misfire issue

    I have a 2001 Chevy Blazer with the 4.3 Vortec. It only has 107k miles. I bought it with 103,300 ish miles. So about 2 months ago, random misfires started occurring. I've been having random misfire issues on cylinder 1,2,3, and 4 for about two months. These cylinders are the two front...
  2. FTTSHO

    Just bought some Goodyear Wrangler Radials. How are these tires?

    I just bought some Goodyear wrangler Radials 235/75r/15. I believe goodyear discontinued these tires about 2 years ago. These are actually called Goodyear Wrangler Radial. NOT wrangler A/T, or whatever else wrangler tires they have. I bought it at Walmart and I’ll have them put it on my...
  3. FTTSHO

    GM 4.3 Vortec Balance shaft rattle

    I got a 2001 Chevy Blazer 4.3 Vortec. 104k miles on her. Bought it at 103k miles, I’m the second owner. When I was in the process of buying this and going on test drives, I swear I did not hear this rattle sound. Maybe I just didn’t hear it because I got excited about buying a 2001 GM with...
  4. FTTSHO

    Blue Devil Rear Main Sealer additive

    Has anyone ever used this? What’s it made of? How does it work? My 2001 chevy blazer 4.3 Vortec with 103k miles had a timing cover leak. It was never enough to actually leave drips on the ground, but the bottom left corner of the timing cover was leaking. I tried tightening the bottom left...
  5. FTTSHO

    Is Mobil 1 FS 0w-40 now API SP rated? Good for LSPI prevention?

    I’ve seen a thread recently that was titled “M1 0w40 vs Castrol 0w40” and in there OVERKILL mentioned M1 FS 0w40 is now SP rated. The PDS from M1’s website now meantions that the FS 0w40 now meets or exceeds API SN+ and SP. So does that mean the calcium content has been decreased, and/or the...
  6. FTTSHO

    Looks like M1 EP 5w30 formulation has possibly changed.

    I was just browsing on Mobil 1's website today and decided to look at the Safety Data sheet for the Mobil 1 EP 5w30. It looks like the SDS was revised on June 8, 2022, which is two days ago. I remember looking at the EP 5w30 SDS couple months ago and I know I saw 1-DECENE, TETRAMER AND TRIMER...
  7. FTTSHO

    Thinner oils are better for your engine. Let's stop debating "Thick vs Thin".

    **Before I begin, I want to say that I might have left some typos and misspelled a couple words. I will fix those as time goes on and I find those errors.** I just wanted to post this, because as many of you know, people have been debating, discussing, and sometimes are even arguing and...
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