In pushrod V8's I always use break in oil. In the VG's and other OHC engines I use 5w30 conventional. I always heard no synthetic for the first few thousand miles to promote ring break in (less chance of glazing) Change oil after cam break in on pushrod engines Change oil at 500 miles on both Change oil at 1500 miles Change oil at 3000 miles Next oil change as normal, switching to conventional
------------------------------------------------------------------ 1992 300ZX NA 5 Sp KH6 (Dead) 1990 300ZX NA Auto 2+2 732 (Dead) 1991 300ZX TT 5 Sp TH1 (Stock) 1990 300ZX TT 5 Sp KH6 (Stock Turbos) (Est. 400 HP) 1990 300ZX TT 5 Sp 326 (GT600R) (Est. 600 HP) 2004 G35 Sport 6MT (DD) 2014 Nissan Murano (DD) 1969 Chevy C10 383/TH350 (Toy) 1969 Chevelle LS1/T56 (Toy) |