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Re: Castrol 25W-60 Spotbiltxo #1590327 10/24/2025 12:52 PM
Joined: Jan 2001 Posts: 5,337 Snohomish,WA,USA P Pre '68 Dave 'Bolter
Pre '68 Dave 'Bolter P Joined: Jan 2001 Posts: 5,337 Snohomish,WA,USA	I’ve been using 20w-50 in my Blazer for the last 300,000 miles and it now has 437,000 on it and still going strong. That is also in the Seattle area, not known for very hot weather. I would not be afraid to use it in your area. See the USA in your vintage Chevrolet! My Blog

Entire Thread
Subject	Posted By	Posted
Castrol 25W-60	Spotbiltxo	10/23/2025 5:38 PM
Re: Castrol 25W-60	Otto Skorzeny	10/23/2025 5:40 PM
Re: Castrol 25W-60	Hotrod Lincoln	10/23/2025 6:01 PM
Re: Castrol 25W-60	Spotbiltxo	10/23/2025 7:45 PM
Re: Castrol 25W-60	klhansen	10/23/2025 9:12 PM
Re: Castrol 25W-60	Fibonachu	10/24/2025 3:33 AM
Re: Castrol 25W-60	klhansen	10/24/2025 6:19 AM
Re: Castrol 25W-60	Pre '68 Dave	10/24/2025 12:52 PM
Re: Castrol 25W-60	1Ton_tommy	10/24/2025 5:57 PM
Re: Castrol 25W-60	Hotrod Lincoln	10/24/2025 7:12 PM
Re: Castrol 25W-60	crenwelge	10/25/2025 1:44 AM
Re: Castrol 25W-60	jmoore	10/25/2025 12:38 PM
Re: Castrol 25W-60	Otto Skorzeny	10/25/2025 1:08 PM
Re: Castrol 25W-60	Spotbiltxo	10/25/2025 4:11 PM
Re: Castrol 25W-60	TexasA&M48Truck	10/25/2025 8:28 PM
Re: Castrol 25W-60	klhansen	10/25/2025 9:36 PM
Re: Castrol 25W-60	JW51	10/26/2025 11:37 AM
Re: Castrol 25W-60	Truckrolet	10/27/2025 12:31 AM
Re: Castrol 25W-60	Wally / Montana	10/27/2025 4:00 PM
Re: Castrol 25W-60	Otto Skorzeny	10/27/2025 4:26 PM
Re: Castrol 25W-60	klhansen	10/27/2025 5:47 PM
Re: Castrol 25W-60	crenwelge	10/27/2025 8:41 PM

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