Posted by AAA [216.177.180.123] on Thursday, April 26, 2012 at 12:06:22 :
In Reply to: 315 or 318 ??? posted by BK in Redmond [98.149.241.149] on Thursday, April 26, 2012 at 11:57:06 :
315 has a "high rise" type of intake with a lifter valley cover underneath. Like a Pontiac V8.
318 sits right on top, no "air" underneath.