The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - What oil are you using in an older flat tappet motor?

**Corts60** · 01-20-2022, 08:58 AM

Read carefully on the newer diesel oils. Delo 400 now has its LE version which stands for low emissions and they’ve removed a lot of the zinc.

01-20-2022, 08:58 AM	#21
Corts60 Just here to tinker Join Date: Jun 2008 Location: Holland, MI Posts: 3,697	Re: What oil are you using in an older flat tappet motor? Read carefully on the newer diesel oils. Delo 400 now has its LE version which stands for low emissions and they’ve removed a lot of the zinc. __________________ 78 C10 SWB Diesel #1 (wrecked)http://67-72chevytrucks.com/vboard/s...1978+silverado 78 C10 SWB Diesel #2 (sold)http://67-72chevytrucks.com/vboard/s...d.php?t=650751 60 GMC Suburban (sold)http://67-72chevytrucks.com/vboard/s...d.php?t=445526 60 GMC 1000 (sold)http://67-72chevytrucks.com/vboard/showthread.php?t=298235 67 GMC 1500 (sold) http://67-72chevytrucks.com/vboard/s...d.php?t=803695 73 Chevy C20(Daily)http://67-72chevytrucks.com/vboard/s...d.php?t=852767 86 Suburban(summer unit) http://67-72chevytrucks.com/vboard/s...d.php?t=810697 88 Suburban 4x4(sold)