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#1
07-01-2012, 02:24 AM
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Cough, err, bump, or ...... Question on spark plug heat range #.
What are you all running? 45, 44 or 43 ? (AC Delco) 44 was recommended on an older thread I searched and bumped up recently, but I wanted to ask here as well, any input is appreciated. SDD
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73 SD TA auto. 73 SD TA auto. 74 SD TA auto. 74 SD TA 4spd. 72 442 W-30 auto, post coupe Bamboo. 1 of 19 total. 90 300zx TT 5spd. |
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#2
07-26-2012, 01:39 AM
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Quote:
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