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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
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#11944 04/11/2003 3:14 AM | Joined: Dec 2000 Posts: 112 Shop Shark | | Shop Shark Joined: Dec 2000 Posts: 112 | I have a 235 engine with R-45 sparkplugs in it..
Is this the right pulg for it?..What else should
I use if it isn't..
1946 chevy 1/2 ton panel
1937 ford coupe
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#11945 04/11/2003 3:16 PM | Joined: Feb 2000 Posts: 5,195 'Bolter | | 'Bolter Joined: Feb 2000 Posts: 5,195 | I am not sure what the manuals call for, but that is a fairly hot (heat range) plug. Sometimes it helps to have a hotter plug to keep from oil soaking and fouling if its a used engine. If your engine runs fine with no harsh pinging, don't worry about them. If it is pinging under a hard load, try a cooler heat range, R44, R43.... Chances are, these are just right for it. Joe | | |
#11946 04/11/2003 10:05 PM | Joined: Oct 2001 Posts: 54 Shop Shark | | Shop Shark Joined: Oct 2001 Posts: 54 | i run a ac - 43 plug in my 235 it does not have a radio, and you gather a little more attention when you drive by other vehicles 
Yes, officer it's licensed.
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#11947 04/14/2003 1:40 AM | Joined: Apr 2003 Posts: 8 Member | | Member Joined: Apr 2003 Posts: 8 | HEY JD: I am running 45's in my 48 and it runs fine. DAVE | | |
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