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08-05-2021
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#1 |
 
Join Date: Feb 2013
Location: Yakima Washington
Posts: 401
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Spark plug gap
I have a stock 90 z with Marc?s chip. I?m putting new plugs in. My lt-5 engine manual says gap at 50. Others here have mentioned gap to 35. What is best?
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Jim 1990 Z # 2441 1959 c-1 230 HP 4 speed frost blue/silver 3 owner 2011 cts-v 556 HP, manual 6 speed 1955 chev 2dr ht PP 265 3 speed w/OD |
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