If I use 10w40 oil

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Mar 20, 2019 | 06:55 AM

miche25

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Car: Camaro 1984

If I use 10w40 oil

Normally I use a 10w30 oil. Will using a non-synthetic 10w40 oil, not increase the engine temperature in hot weather?

Mar 20, 2019 | 06:59 AM

T.L.

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Joined: Sep 1999

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From: Colorado USA

Car: '83 Firebird (T/A Clone)

Engine: 350 with L-69 components

Transmission: 700R-4, 2000 RPM stall converter

Axle/Gears: 10-bolt/3.73 ..

Re: If I use 10w40 oil

No...

Mar 20, 2019 | 08:55 AM

GeneralDisorder

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From: Portland, OR

Car: 86 Imponte Ruiner 450GT, 91 Formula

Engine: 350 Vortec, FIRST TPI, 325 RWHP

Transmission: 700R4 3000 stall.

Axle/Gears: 9 Bolt Torsen 3.70

Re: If I use 10w40 oil

I run 10w40 synthetic year round. While oil temps may go up slightly, the synthetic can handle it without any detrimental effects.

GD

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