Description
This item is brand-new, factory sealed.
Features & Benefits:
- Replaces stripped spark plug threads in aluminum heads with 14mm spark plugs
- Installs a new solid steel spark plug thread insert in original thread location
- Set includes one-piece drill tap, long tap holder, short tap holder, insert installer, swedger and handle
- Includes four insert sizes: 5/16″, 7/16″, 11/16″ and 1″ (new size).
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