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#1 | |
Senior Member
Join Date: Jul 2003
Posts: 904
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I believe it's his choice for all his customers.
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Jeff Niceswanger 3740 SS |
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#2 |
Senior Member
Join Date: Jul 2007
Location: Nothern IL
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Brad Penn 20W50 ( but I do warm it well)
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Bill Baer 3391 SC, 339B SC, QR Last edited by Bill Baer; 10-23-2012 at 09:07 PM. |
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#3 |
Senior Member
Join Date: Jan 2002
Location: Michigan City IN
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we used to be 100%RP for a very long time switched over to JG several years ago
Joe Gibbs XP-1 in my SS car full time XP-2 full time in Beth and Tony's stockers have never looked back since if you ever get to a performance trade show or a race that they are at spend a few minutes speaking to Lake Speed jr and you will be very enlightened
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Alex Denysenko NHRA 3038 SS, 3305 STK - IHRA 6 SS, 330A STK Moneymaker Racing LaPorte Indiana 219-861-1214 www.moneymakerracing.net |
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#4 |
VIP Member
Join Date: Aug 2002
Location: Fayetteville, n.c.
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I have used Special of the week oil- Pennzoil- Mobil 1-Pennzoil synthetic-Royal Purple over the years. I switched to the AMSOIL DOMINATOR 10-30 3 years ago. It saved me 2 motors from a pickup falling off in my dragster and a broke oil pump shaft in my camaro.
One other thing is consistency. Lot of oils will get quicker as they break in. Amsoil does not. It runs the same whether it's Fresh or has 100 passes on it. Chip Johnson |
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#5 |
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Join Date: Mar 2002
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I used to use the Joe Gibbs XP-1 5-20. Never again. Extreme sludge created by this oil pluging oil filters. Just about cost me an engine. Now I use 10-30 Valvoline race oil. No issues and runs clean.
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68 Chevy11 327 F/S |
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#6 |
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Join Date: Mar 2010
Location: Newport News, VA
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I just started using the Amsoil Dominator Racing 10W30 this weekend after finishing with the break-in oil, Brad-Penn 30W. I've noticed that the oil pressure has increased over the conventional oil, so much that I may have to go to a 5W20 to keep the pressure down. I'll know more after the first change when I can compare each oil.
Lew
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Lew Silverman #2070 "The Wagon Master" N/SA |
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#7 |
Member
Join Date: Jul 2007
Location: Georgia
Posts: 158
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This year I've mainly ran Valvoline 10-30 Vr1 conventional oil with great results. I cut apart my filter every 25 runs and saw hardly any material. 190+ runs so far this year changing it every 25 to 30 runs because it loses so much oil due to low ring tension (my fault).
Last year I used Royal Purple XPR 0-10 and it too worked awesome changing it every 50+ runs. 210+ runs last year on the engine and the bearings looked almost perfect. On top of that the Royal purple is a tenth faster in my engine. Both oils are awesome and I recommend them to all* *455 Pontiac Stock Eliminator Engine - The highest RPM it sees is 6100
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Michael Brand II 505B - F/SA |
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#8 |
Junior Member
Join Date: Jun 2007
Posts: 64
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Anybody using swepco 5/30 in ss engines?
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#9 | |
Veteran Member
Join Date: May 2006
Location: Murfreesboro TN
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Insiders with NASCAR teams tell me the Joe Gibbs oil does not get along with some of the various coatings, especially some of the DLC coatings. Having a DLC coating failure is catastrophic. We saw a measurable HP loss with Valvoline 10W-30 race oil, compared to the thickest Joe Gibbs break in oil.
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Alan Roehrich 212A G/S |
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#10 |
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Join Date: Mar 2005
Location: Sand Springs, OK
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I saw zero advantage to the Gibbs oil, never had bearing problems with anything else anyway. Did not like the sludge in the pan and oil filter, nor the loss of coating on the piston skirts. Some people love it. Had zero issues with RP, and "Race9" is the fastest I've found, so have changed back to RP 5 W 20 & the 009 for heads-ups. With no sludge, no wear, and fastest I have found, I see no reason to change. What is another oil going to do better?
Actually had zero problems with Mobile1 with Comp Cams break in additive added.
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Ed Wright 4156 SS/JA |
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