The Part Number of Ignition Coils are 580197
) GM 305 V-8 1987 0B525982 THRU 0B773739
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All have a slightly different paint/coating
8hp) → S
Mercury 7.5hp 75 9.8hp 1970 Outboard Midsection Exhaust Housing 1556-4030A1 Tube New Parts The Part Number of IgnitionThis is From a 1970 Kiekhaefer Mercury 7. 5Hp 75 2 cylinder 2 Stroke (serial # 2866420) Item Condition: Good Condition Please Inspect Pictures for condition Part#'s Mid Section Exhaust Housing : 1556 4030, 1556 4030A1 Driveshaft Housing Other Related Models: Mercury 7. 5hp , Mercury 9. 8hp 2529895 THRU 3274632 1969, 1970, 1971 models Other possible years Years: 1969, 1970, 1971, 1972, 1973, 1974,1975 7. 5Hp, 9. 8Hp, 110 75 Yours should look like this