spark plugs
Thread Starter
|
Senior User
Joined: Mar 2003
Posts: 195
Likes: 0
From: Mapleview,Mn.
spark plugs
The 351c calls for a sp450 Motorcraft plug,what would the Motorcraft number be for a one step hotter plug.I have spent at least 2 day trying to find a heat range chart for Motorcraft and nothing:
Super Moderator
Joined: Apr 2004
Posts: 34,466
Likes: 2,798
Check post #15 here. He found an AC plug that works and claims it's one or two hotter than the stocker.
Spark Plugs - all pretty much the same? - Vintage Mustang Forums
I can't find any decent Motorcraft heat range chart or cross reference either. Not the exact answer, but an answer.
Spark Plugs - all pretty much the same? - Vintage Mustang Forums
I can't find any decent Motorcraft heat range chart or cross reference either. Not the exact answer, but an answer.
Thread
Thread Starter
Forum
Replies
Last Post
Sycostang67
Pre-Power Stroke Diesel (7.3L IDI & 6.9L)
13
Jul 26, 2009 10:00 PM
