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I have available three boxes of NORS Champion J-86Y spark plugs; 10 plugs per box. The heat range is about equal to a 42 in the AC brand. These are 1970s vintage, US made. These spark plugs fit Olds iron heads on motors of about 12:1 C/R and are extended tip.
$10.00/box plus shipping from 31548. SOLD
Last edited by 67OAI; May 16th, 2023 at 10:50 AM.
Reason: add info
New price $10.00/box plus shipping! These are extended tip racing plugs for Olds iron heads 330 thru 455 CID on modified engines of about 12:1 static C/R.
Last edited by 67OAI; September 14th, 2022 at 07:56 AM.
Reason: add info
April 23rd, 2022, 02:27 PM
