Originally Posted by jjones752:
One of the "legal" engines is the Subaru FB 25B, but the max displacement is listed as 2.4 liters and further down it states "a maximum of four (4) cylinders in line".
The Subaru is a flat 4, and 2.5 liters...
RULE: Maximum displacement for 2.4L Engines: 2.4387 cc/Liters (148.82 CID)
Allowed...Subaru 2.4L (FB 25B) Displacement: 2.498cc (152.89 CID)
"SUBARU" list as 2.5L
ALLOWED: The LE5 (only) 2.4L 2.384cc (145.89 CID)
Not ALLOWED:Eco-tec 2.5L 2.457cc (149 CID)
ALLOWED: Ford 2.3L Duratec 2.261cc (137.91 CID)
Not ALLOWED Ford 2.5L Duratec 2.488cc (152.14 CID) why not?