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    Tires for 2009 Tahoe LTZ

    Michelin LTX M/S2 vs General Grabber HTS What I'm looking for; a quiet highway tire with good treadlife that can handle the occasional decent snow we get in Ohio. The Generals are about $200 cheaper, but I won't complain either way. What do you guys think? Did I miss a contender?
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    OCI Recommendation for street driven track car.

    Engine in question is a ford modular 4.6. Original recomendation was any 5w-20 meeting ford spec. (Many conventional oils meet the spec). Engine is shifted at 7200 rpm under race use, but has a 4200 stall converter so spends even its street miles above 3k rpm all the time. Has a hot Crower cam...
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    I'm lost - PPPP vs PUPP

    What's the difference vs the platinum and the ultra platinum now that they are both made via GTL basestocks. Please school me. I've searched for 2 hours and can't find the info I'm looking for. If you are wondering the question is specifically focused towards the 5w-30 grade.
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    2006 Vibe/Matrix OCI

    Owners manual suggests a 5w-30 conventional to be changed every 5k miles or 3 months. Current fill is Valvoline next-gen 5w-20. I used the 5w-20 during our winter months. It's been in about 6 months as of today. Has about 1800 miles on it. Pro-tek (wix) filter was used. I did some research and...
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    Personal Test; 5w-20 vs 20w-50

    I'm getting so sick of people saying how slow their car feels on one oil or another, and how much fuel mileage they lost. I devised a little test. I live in Youngstown, OH. Test car was a 2006 Cobalt with the 2.2 ecotec engine. Amsoil filter was used for both changes. Drive type and weather was...
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    Help! Engine noise Ford Modular 4.6 2V SOCH

    Noise is coming from under the passenger side valve cover/head area. Anyone know the sound?
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    Chevy C1500,305 V8 Fram PH373 or Purolator l40084?

    I have been using Fram PH373 or Purolator l40084 for close to 30k miles. Truck has 308k on the engine. One headgasket replacement at 30k. No ADBV or Bypass on this filter. It is mounted vertically with the threads up. Never made a peep of startup rattle other than the famous GM piston slap. I...
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    My Viper Truck - Oil related Musings

    Hello all, I have a 2005 Ram SRT-10 with the Gen 3 viper engine. 47k miles. Current mods include; CAI Ported Throttle Body SCT Tuning Ported intake manifold Port matching for the Throttlebody/manifold/heads Longtube headers A fairly aggressive cam and the subsequent head upgrades 165F thermostat...
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    Tires for my Grand Marquis

    So, it's time for some back tires for my Grand Marquis. The current options are looking like BFG Rivals, or Nitto NT05's. what are the opinions on these? Size would be 315/35/20.
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    Should I change oil?

    So I went racing Saturday. Made about 80 passes down the strip and did about 180 miles of road course racing during the day. About 400 miles at near redline with the oil reaching for 300+F. Engine is a modified 4.6 Modular. Oil is 5w-30 QS Defy. It now has about 3500 miles on it.
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