Seller notes

HEI DISTRIBUTOR ADVANCE CURVE KITBRAND NEW HEI DISTRIBUTOR ADVANCE CURVE KITFITS ALL '74-'79 GM HEI DISTRIBUTORS EXCEPT COMPUTER CONTROLLEDINCLUDES EVERYTHING PICTUREDINCLUDES: 2 WEIGHTS, 1 CENTER PLATE, 3 SETS OF COLOR CODED SPRINGS (SEE BELOW) & 2 PAIR OF NYLON BUSHINGS3 SETS OF ADVANCE SPRINGS ARE USED TO ADJUST THE RATE OF SPARK ADVANCE AS FOLLOWSBROWN = QUICKSILVER = SUPER QUICKCOPPER = ULTRA QUICKOur HEI advance curve kits are designed for use on all non-computerized GM type HEI distributo...

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