Volvo Penta Propeller Cone Lock Bolt M12 991609
In stock items ship same or next day.
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Product Description
Volvo Penta Propeller Cone Lock Bolt M12 991609 is the M12 lock bolt used in Volvo Penta Type G and Type H Duoprop propeller-cone installation hardware. View part reference.
Key Features
- Volvo Penta part number 991609
- Physical specification: M12 thread
Engine Compatibility
Type G hardware on DPH drives and Type H hardware on DPH/DPI drives when the installation guide specifies 991609.
Serial Number Fitment Notice
Confirm the engine or drive model, full serial number and exact assembly callout before ordering.
When This Part Needs Replacement
Replace if the threads or bolt head are damaged, or if required by the propeller-service procedure.
Installation Notes
Disable engine starting, secure the drive and follow the Volvo Penta propeller installation procedure. Use the specified cone, locking hardware and tightening torque.
Manufacturer Schematic / Parts Diagram
View Volvo Penta parts diagram
Parts Desk Insight
The correct propeller-cone design matters when moving from Type G to Type H propellers. Confirm the cone and lock bolt together.
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.