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Old 03-01-2005, 01:04 AM
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Alss Alss is offline
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Default L-72 spark plugs

Finishing up my motor and need to put some plugs in it.What do you use..brand..number. Motor is all stock but for a small solid roller(under 600 lift). Thanks

ALbert
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1969 9566AA COPO Chevelle M-22
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1969 Beaumont 540 th400 3.70
1969 Chevelle 300 Deluxe 427 ZL-1 M 22W
1970 Olds 442 W 30 2 door post
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  #2  
Old 03-01-2005, 02:00 AM
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Default Re: L-72 spark plugs

Autolites for cars..like one guy said to me one day when I questioned them going in a Chev and he said good enough to go 9's good enough for the street...NGK's for the two stroke stuff.
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Old 03-01-2005, 02:43 AM
Chevy454 Chevy454 is offline
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Default Re: L-72 spark plugs

NGK's all the way...the dyno doesn't lie...
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Old 03-01-2005, 08:18 AM
Kim_Howie Kim_Howie is offline
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Default Re: L-72 spark plugs

Ran them forever they don't lie on the track!!
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Old 03-03-2005, 03:27 AM
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Default Re: L-72 spark plugs

Alright then NGK's it is..what number do you guys use? Is it a crossed over stock one or something else. Thanks again.

Albert
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1969 9566AA COPO Chevelle M-22
1969 Malibu 489 ZL-1 T-56/4.56
1969 Beaumont 540 th400 3.70
1969 Chevelle 300 Deluxe 427 ZL-1 M 22W
1970 Olds 442 W 30 2 door post
1969 Ply. GTX 426 hemi auto. Blue.
1940 Dodge pick up Durango 4X4
1968 Camaro ragtop LSA ZL1
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Old 03-03-2005, 04:20 AM
Chevy454 Chevy454 is offline
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Default Re: L-72 spark plugs

In our 840s we run plug R5671A-7...
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  #7  
Old 03-03-2005, 05:01 AM
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Default Re: L-72 spark plugs

Thanks

ALbert
__________________
1969 9566AA COPO Chevelle M-22
1969 Malibu 489 ZL-1 T-56/4.56
1969 Beaumont 540 th400 3.70
1969 Chevelle 300 Deluxe 427 ZL-1 M 22W
1970 Olds 442 W 30 2 door post
1969 Ply. GTX 426 hemi auto. Blue.
1940 Dodge pick up Durango 4X4
1968 Camaro ragtop LSA ZL1
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