Catalog Section # Part name Qty Prod Prod date FINIS Part No. Pinto OHC engines B9.60 - Kit - Spark Plugs 1 Set - spark plugSIERRAEngine: TL20H 1 D 2/87 - 5/89 5017375 87GX 12K404 AA Pinto OHC engines B9.60 - Kit - Spark Plugs SIERRAEngine: TL20H 1 D 8/85 - 9/86 5017375 87GX 12K404 AA Pinto OHC engines B9.60 - Kit - Spark Plugs 2 GRANADA/SCORPIO 85Engine: TL20H 1 D 8/85 - 5/89 5017375 87GX 12K404 AA