Flywheel - 164 Tooth - 13.0 lb - SFI 1.1 - Replaceable Surface - Aluminum - Natural - Internal / External Balance - Small Block Ford - Each Brand-FIDANZA ENGINEERING MPN 186511 . **NOTE: EXTERNAL BALANCE, WEIGHTS ARE INCLUDED WITH THE HARDWARE KIT SUPPLIED WITH THE FLYWHEEL. DRILLED FOR 10.5 AND 11 PATTERNS Truck Freight NO
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