Mercury MerCruiser Quicksilver Ignition Coil Mounting Bracket 863663T
In stock items ship same or next day.
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Product Description
Mercury Quicksilver 863663T is the ignition-coil mounting bracket for specified MerCruiser MPI engines. It supports the coil in the distributor and ignition-component assembly.
Engine Compatibility
Confirmed in the 4.3L MPI Alpha/Bravo EC standard-cooling ignition layout and selected 5.7/6.2L MPI inboard layouts. The 350 MAG MPI MIE catalog lists this bracket for serial 0W390000–0W689999, with a separate bracket specified for the V-drive arrangement.
Alternate Part Numbers
863663T supersedes 863663.
Replacement and Installation
Replace a cracked, bent or badly corroded mounting bracket and inspect the coil fasteners and wiring clearance. Follow the ignition assembly diagram when positioning the coil.
Parts Desk Insight
Cooling layout and transmission configuration can change the coil bracket. Confirm standard versus closed cooling and inline versus V-drive details.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.