That's what I have in mine. I tried running without it and it shuddered. I tried about 1/3 of the tube and it still shuddered in the morning on cold starts. I just put most of the rest in and will see how it works. I don't think it'll hurt anything.

Frank

'89 [color:"white"]G-Raider[color:"white"] [color:"black"]Supercharged 3.0L, MegaSquirt 2, lockup A/T, 2.5" exhaust, 172k, Cibie H4s/Oscar SCs, Hella Micro DE fogs, Cobra CB, Superwinch hubs, LSD rear/Aussie Locker front, Bilsteins, Lifeline AGM, Rust-Oleum