Phantom_327

Hi here in Australia we have 3 Fuel ratings 91 / 95 / 98 in alot of the posts on here I see alot of people talking about 91 octane . Now my Question is with 98oct available & wanting to build a Iron 402 what can I change or do better with the 98 . LIKE more compression timing just after some insight thank you in Advance

Lonnies Performance

iTrader: (16)

I'm told that Australia uses the Research octane numbers, whereas in America, we use the Research octane+Motor octane/2 method.

From what I'm told, American (RM/2) 92 is roughly equivalent to 98 (RON).