Waterlock/Silencer - 40/45/50mm

Combination waterlock and muffler manufactured from high density polyethylene to suit engines up to 50HP. These waterlocks are suitable for wet exhaust systems with hose diameters of 40mm, 45mm or 50mm. Simply trim off the stepped tails to the required size and connect the hose with double exhaust clamps as is normal recommended practice of installation for small craft. Depending on the relative height of the waterline, care must be taken to prevent water back siphoning into the engine by installing a gooseneck and syphon break.

Other Details:
Hose Diameter: 40/45/50mm
Capacity: 6L
HP Max: 50HP
Diagram a: 542mm
Diagram b: 270mm
Diagram c: 155mm

Shipping and customer service

We use Australia Post Eparcel for shipping if goods within Australia. If you would like to use an alternative shipping method please Contact Us and we can discuss alternatives.

When you contact us, a real person will call you back! This is what separates us from our competitors. We are a real store on QLD's Gold Coast with over 30 years experience in boating and Customer care.

Returns policy

We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.

To start a return, you can contact us at chandlery@bosuns.com.au. If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

You can always contact us for any return question at chandlery@bosuns.com.au.

PO Box 138, Main Beach QLD 4217

Southport Yacht Club, Macarthur Parade, Main Beach QLD 4217

Monday - Friday - 7.30am – 5pm
Saturday - 8am to 4pm
Sunday - 8am to 12noon

(07) 55 911 911 | Fax (07) 55 916 147

boats@bosuns.com.au