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Lead fuel or not

J

jon_hermann

New member
"I have a 86 Silver Nautique w

"I have a 86 Silver Nautique with a 351 PCM. It says in the manual to use leaded fuel only. I,ve been running premium and have had no problems. Should I be putting a lead additive into the fuel. Any info would be appreciated."
 
You should be OK with the no-l

You should be OK with the no-lead. the thing to be careful about is the octane rating and method. some of the older engines didn't have the R+M/M numbers that are common today. if it spins up to suggested WOT and doesn't 'ping' keep on running it.
 
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