Search found 11725 matches

by jimh
Sun Dec 10, 2023 2:27 pm
Forum: The GAM
Topic: Identify SENTRY from HIN and Photographs
Replies: 5
Views: 851

Re: Identify SENTRY from HIN and Photographs

Also, the hull was NOT properly prepared for continual immersion in the water. The hull should have been given a barrier coat and perhaps an anti-fouling coat to protect the gel coat resin from intrusion of water and attachment of marine growth. The hull stains from the water may be able to be remov...
by jimh
Sun Dec 10, 2023 2:23 pm
Forum: The GAM
Topic: Identify SENTRY from HIN and Photographs
Replies: 5
Views: 851

Re: Identify SENTRY from HIN and Photographs

If I can find a higher resolution and larger image and zoom in [to show the HIN], I will update this thread. The HIN should be visible in Figure 2, but I doubt there is sufficient resolution in that image to show anything useful. Actually, the HIN is really not seen at all in that image, which is s...
by jimh
Sun Dec 10, 2023 2:07 pm
Forum: The GAM
Topic: Identify SENTRY from HIN and Photographs
Replies: 5
Views: 851

Re: Identify SENTRY from HIN and Photographs

Regarding the HIN number as BSCYA431K697 This is the so-called NEW FORMAT that was mandatory after Auguest 1984 I will interpret the HIN as follows: BSC = the manufacturer's identity code. As already mentioned, the expectation would be for the MIC to be BWC. That the HIN is BSC and resolves to BOATS...
by jimh
Sun Dec 10, 2023 1:57 pm
Forum: The GAM
Topic: Identify SENTRY from HIN and Photographs
Replies: 5
Views: 851

Re: Identify SENTRY from HIN and Photographs

From the three photographs the boat certainly looks like it was made by Boston Whaler and could be a SENTRY model. Q2: do you have a photograph that is clear and high resolution that shows the actual HIN on the boat transom? I suspect that somewhere in the process of this boat's ownership and transf...
by jimh
Sat Dec 09, 2023 10:12 am
Forum: The GAM
Topic: Method of Indicating Federal Hull Identification number
Replies: 22
Views: 2444

Re: Method of Indicating Federal Hull Identification number

A further problem with the compliance to the federal regulations (as excerpted above) regarding criteria that the method of identification of the hull must possess is the notion that the identification can be "stamped" in place. I suspect that this might be the basis for Boston Whaler usin...
by jimh
Sat Dec 09, 2023 10:03 am
Forum: The GAM
Topic: Method of Indicating Federal Hull Identification number
Replies: 22
Views: 2444

Re: Method of Indicating Federal Hull Identification number

Regarding the photographs which are said to shown HIN placement on c.1970 OUTRAGE boats, the quality has become even worse. About all that is seen are faint blobs of contrasting colors or empty holes. Photo-evidence of the method of attachment or indication of the federal HIN would be much better ac...
by jimh
Fri Dec 08, 2023 4:18 pm
Forum: The GAM
Topic: Method of Indicating Federal Hull Identification number
Replies: 22
Views: 2444

Re: Method of Indicating Federal Hull Identification number

The examples seen in newly added Figures 6, 7, and 8 are very small images and really are not sufficient to even determine what is being seen. To get to the bottom of the claim of use of orange gel coat resin to mold-in a HIN number on a Boston Whaler boat, photographs of higher resolution that clea...
by jimh
Fri Dec 08, 2023 8:57 am
Forum: The GAM
Topic: Method of Indicating Federal Hull Identification number
Replies: 22
Views: 2444

Re: Method of Indicating Federal Hull Identification number

That Boston Whaler continued to use a metal tag that was riveted to the hulls as the method of complying with regulations that required the HIN to be “bonded” and to be “permanently affixed” to the hull and to exhibit "scarring or...damage...if removed" and did this well past the change in...
by jimh
Thu Dec 07, 2023 11:14 am
Forum: The GAM
Topic: Canvas Vendors
Replies: 4
Views: 1040

Re: Canvas Vendors

I very much doubt that you will find any canvas vendor who has canvas in-stock that was specifically designed to fit a 1998 150 DAUNTLESS boat from Boston Whaler. This is mostly due to the boat being 25-years-old. Canvas vendors do not and could not in 2023 maintain a stock of products that were spe...
by jimh
Wed Dec 06, 2023 9:59 am
Forum: PERFORMANCE
Topic: OUTRAGE 18 with 90-HP
Replies: 2
Views: 828

Re: OUTRAGE 18 with 90-HP

Q1: in the history of Boston Whaler OUTRAGE 18 boats, has one ever been rigged with a single 90-HP engine? Given the popularity of that hull, I would expect that someone, somewhere, at some time must have run the boat with just a single 90-HP. For example, in the case of the famous GAMBLER boat wit...
by jimh
Wed Dec 06, 2023 9:25 am
Forum: MARKETPLACE
Topic: APPRAISAL: 2005 170 Montauk No Engine
Replies: 3
Views: 1044

Re: APPRAISAL: 2005 170 Montauk No Engine

Another factor influencing boat prices: the craze and rush into boating by people who previously were not boaters that occurred during the pandemic and drove boat prices to unprecedented high levels is now over, and demand for boats and sales of boats have fallen way off, also affected by big inflat...
by jimh
Tue Dec 05, 2023 1:50 pm
Forum: The GAM
Topic: Nick Manukas (Toshgib, Bigshot)
Replies: 7
Views: 1378

Re: Nick Manukas (Toshgib, Bigshot)

Here is a nice snapshot of Whaler Ace and BigShot aboard Whaler Ace's TEMPTATION 2500 while underway at the 2004 Stuart, Florida, Boston Whaler Rendezvous at the Marine Max dealer there:

bigshotWhalerAceStuart2004.jpeg
Fig. 2. Craig, Nick, and Joy aboard TEMPTATION 2500 at 2004 Boston Whaler Rendezvous in Stuart, Florida.
bigshotWhalerAceStuart2004.jpeg (96.88 KiB) Viewed 1182 times
by jimh
Tue Dec 05, 2023 1:23 pm
Forum: MARKETPLACE
Topic: APPRAISAL: 2005 170 Montauk No Engine
Replies: 3
Views: 1044

Re: APPRAISAL: 2005 170 Montauk No Engine

A 2005 170 MONTAUK boat is from the third year of production, as the model was introduced in 2002. The boat originally sold in 2002 in a package with engine and trailer for about $18,000. That was an extremely low introductory price. By 2007 the 170 MONTAUK was selling with some factory incentives, ...
by jimh
Sat Dec 02, 2023 1:18 pm
Forum: The GAM
Topic: Method of Indicating Federal Hull Identification number
Replies: 22
Views: 2444

Re: Method of Indicating Federal Hull Identification number

My 1990 Montauk 17 has the HIN on an aluminum plate riveted to the stern on the starboard side. Boston Whaler continued to use this identification method until the mid-1990s, when they transitioned to molding the HIN into the hull. My 1990 Boston Whaler boat has the federal HIN molded into the hull...
by jimh
Fri Dec 01, 2023 7:22 pm
Forum: The GAM
Topic: Nick Manukas (Toshgib, Bigshot)
Replies: 7
Views: 1378

Re: Nick Manukas (Toshgib, Bigshot)

This is very sad news. In the earliest days of the forum at continuouswave.com Nick was a very active participant. He had owned several dozen Boston Whaler boats, and he always had something useful to comment on them. I met Nick only once, when I attended a Boston Whaler sponsored event in Stuart, F...
by jimh
Thu Nov 30, 2023 7:51 pm
Forum: The GAM
Topic: Federal Hull Identification Number for 1988 13-footer
Replies: 14
Views: 3092

Re: Federal Hull Identification Number for 1988 13-footer

The removal of a thin metal tag does not cause permanent scarring of the hull. The change in the rule in 1983 was intended to improve the durability and integrity of the federal hull identification number and its method of indicating the number on the hull in a permanent manner.
by jimh
Thu Nov 30, 2023 9:22 am
Forum: REPAIRS and MODIFICATIONS
Topic: Trailer Axle Replacement for COX Trailer
Replies: 5
Views: 1019

Re: Trailer Axle Replacement for COX Trailer

A replacement axle that moves the wheels 1.25-inches farther outboard on each side may cause the tires to have interference from the fenders. Whether or not that will occur on your particular boat trailer is unknown to me. The trailer fender mounting could probably be modified to create more clearan...
by jimh
Thu Nov 30, 2023 9:10 am
Forum: SMALL BOAT ELECTRICAL
Topic: 1999 17 Outrage: Routing Power Wiring From Console to Gunwale
Replies: 4
Views: 6060

Re: 1999 17 Outrage: Routing Power Wiring From Console to Gunwale

LOUISIANNA JOE: are you the same person as THETACKER that began this thread?
by jimh
Sun Nov 26, 2023 9:03 am
Forum: REPAIRS and MODIFICATIONS
Topic: Brown Resin Droplets on 1976 Hull
Replies: 1
Views: 735

Re: Brown Resin Droplets on 1976 Hull

The appearance of brown liquid resin would usually manifest only from breaches in the gel coat layer such as fastener holes that penetrated through the gel coat and laminate layers into the interior foam. The source of these brown resin droplets is thought to be from uncured polyester laminating res...
by jimh
Fri Nov 24, 2023 10:35 am
Forum: The GAM
Topic: Fall Boating Snowbird Migration Underway
Replies: 4
Views: 1056

Re: Fall Boating Snowbird Migration Underway

We are up north for the weekend. Not a single boat left in the water at any marina up here. This morning the air temperature is 26-degrees-F, and ice is forming at shoreline at our location on Lake Michigan.
by jimh
Thu Nov 23, 2023 9:54 am
Forum: The GAM
Topic: 1998 150 Dauntless 60-HP Fuel Economy
Replies: 2
Views: 803

Re: 1998 150 Dauntless 60-HP Fuel Economy

Classic two-stroke-power-cycle engines burn about 1-GPH per 10-HP. At full-throttle a 60-HP engine will consume 6-GPH. To travel 30-miles at 20-MPH will need 1.5-hours. Even at full-throttle, in 1.5-hours the engine should only consume 9-gallons. If you start with 12-gallons, you should have 3-gallo...
by jimh
Wed Nov 22, 2023 10:09 am
Forum: VHF MARINE RADIO
Topic: Coaxial Cable Reference
Replies: 0
Views: 1326

Coaxial Cable Reference

Below is a link to a useful reference for coaxial cable dimensions, loss, and power handling capacity:

https://static.dxengineering.com/global ... max_tz.pdf
by jimh
Tue Nov 21, 2023 8:54 am
Forum: EVINRUDE I-COMMAND, ICON Pro, ICON Touch
Topic: Evinrude TRIM Sensor Circuit
Replies: 1
Views: 706

Re: Evinrude TRIM Sensor Circuit

A better reference for the resistance range of a TRIM sender can be found in this article: Tank Sender and Trim Sender Resistance https://continuouswave.com/forum/viewtopic.php?f=9&t=3043 The resistance ranges given in the above article for Evinrude and Johnson outboard engines have been in use ...
by jimh
Mon Nov 20, 2023 10:25 pm
Forum: The GAM
Topic: Twin Cities Marine Under New Management
Replies: 6
Views: 4595

Re: Twin Cities Marine Under New Management

At least the telephone number has not changed.

The smaller marine businesses seem to be getting gobble up by larger and larger groups.
by jimh
Sun Nov 19, 2023 10:54 pm
Forum: REPAIRS and MODIFICATIONS
Topic: 2008 180 VENTURA Modifying Hull Structure
Replies: 1
Views: 582

Re: 2008 180 VENTURA Modifying Hull Structure

Q1: [will cutting out the stern bench seats affect the] structure [of the hull]? I don’t think anyone other than the 2008 Boston Whaler design department can give you a proper answer. The fact that you are asking for opinions on how the hull structure will be affected on a web forum seems to sugges...
by jimh
Sun Nov 19, 2023 9:01 am
Forum: The GAM
Topic: Tesla Boat Trailer Towing
Replies: 22
Views: 3420

Re: Tesla Boat Trailer Towing

TOM—thank you for the link to further information about reduced range for battery-operated vehicles when towing heavy loads. The cited article is right on the target of this discussion. A specific article or specific search phrase always works better than suggesting to “search” for more information....
by jimh
Sat Nov 18, 2023 8:58 am
Forum: The GAM
Topic: Tesla Boat Trailer Towing
Replies: 22
Views: 3420

Re: Tesla Boat Trailer Towing

RICHS--I tried your suggested search (using Google and the search term "towing with a variety EVs") but I did not find the results to be particularly informative. Most comments were pure speculation and contained very little information about towing heavier trailer loads as will be needed ...
by jimh
Sat Nov 18, 2023 8:48 am
Forum: The GAM
Topic: Twin Cities Marine Under New Management
Replies: 6
Views: 4595

Re: Twin Cities Marine Under New Management

The dealership formerly known as Twin Cities Marine and now part of Beacon Marine LLC is current known as Beacon Marine Two Rivers. Contact information and directions can be found at

https://www.beaconmarinellc.com/locations/31605

The telephone number has not changed: 920-793-2715
by jimh
Wed Nov 15, 2023 8:48 am
Forum: The GAM
Topic: 1988 15' Super Sport Norman Pin
Replies: 2
Views: 862

Re: 1988 15' Super Sport Norman Pin

The metal bronze is an alloy of copper and tin. It has excellent corrosion resistance and is often used in marine fittings due to its high strength Brass is an alloy of copper and zinc and has good corrosion resistance, but it is more malleable than bronze. Brass would not be a good choice for a nor...
by jimh
Tue Nov 14, 2023 7:16 am
Forum: MARKETPLACE
Topic: Appraisal: 16-footer with 2004 Yamaha 60-HP and Aluminum Trailer
Replies: 4
Views: 1082

Re: Appraisal: 16-footer with 2004 Yamaha 60-HP and Aluminum Trailer

You should thoroughly clean that boat before you let any buyer see it. The dismal appearance seen in the. photographs only reduces the possible value of the boat and raises suspicion about the integrity of the boat as well as the integrity of the seller. Your comments about the lack of knowledge abo...
by jimh
Tue Nov 14, 2023 7:08 am
Forum: PERFORMANCE
Topic: 1964 NAUSET 16 Yamaha F70A
Replies: 31
Views: 5966

Re: 1964 NAUSET 16 Yamaha F70A

The percentage of total operating time the typical outboard engine will be run at full throttle is miniscule. In testing, running at full throttle is useful as a method to assess the propeller load on the engine. In my use of my boat, total duration at full-throttle is less than one-percent of the t...
by jimh
Tue Nov 14, 2023 6:54 am
Forum: The GAM
Topic: Whaler 25 Dimensions
Replies: 9
Views: 1288

Re: Whaler 25 Dimensions

In some jurisdictions there are also time-of-day and day-of-the-week restrictions on towing over-wide loads, and those will further encumber travel with a big trailer boat. For example, in Michigan you cannot tow oversized loads on the highway on three-day holiday weekends. Cf.: https://www.michigan...
by jimh
Mon Nov 13, 2023 8:41 am
Forum: PERFORMANCE
Topic: 1964 NAUSET 16 Yamaha F70A
Replies: 31
Views: 5966

Re: 1964 NAUSET 16 Yamaha F70A

Is there an opinion or actual data as to how much speed is left in my boat with the addition of a stainless prop from the ones suggested by Phil T? I doubt there is any actual data that compares your set up using your aluminum propeller and compares directly with an identical set up using one of th...
by jimh
Mon Nov 13, 2023 7:00 am
Forum: The GAM
Topic: Whaler 25 Dimensions
Replies: 9
Views: 1288

Re: Whaler 25 Dimensions

The classic 22-foot hull would literally fit inside the WHALER 25 hull. The WHALER 25 WALKAROUND WHALER DRIVE is a great boat for cruising and sleeping aboard, but it will need a lot of fuel to move it long distances. Even with modern fuel-efficient engines, the fuel economy will be around 1.2-MPG a...
by jimh
Sun Nov 12, 2023 10:50 pm
Forum: The GAM
Topic: Whaler 25 Dimensions
Replies: 9
Views: 1288

Re: Whaler 25 Dimensions

The REFERENCE article you have already found and linked above gives the model name, dimensions, and production epoch of the very large WHALER 25 WALKAROUND WHALER DRIVE model. They are much different than an OUTRAGE 25 or a REVENGE 25. Twin counter-rotating 250-HP engine are the appropriate power. T...
by jimh
Fri Nov 10, 2023 8:14 pm
Forum: MARKETPLACE
Topic: APPRAISAL: 1989 Outrage 22
Replies: 15
Views: 2013

Re: APPRAISAL: 1989 Outrage 22

Figure 6 shows console teak is not in "good shape."

The Yamaha engine is revealed in Figure 6 to be a Saltwater Series model, and the cowling paint and decals look very good.

What are the two long rectangular structures seen in the Port side of the engine splash well in Figure 6?
by jimh
Fri Nov 10, 2023 5:47 pm
Forum: GLOBAL NAVIGATION SATELLITE SYSTEMS
Topic: WAAS Satellite Changes
Replies: 5
Views: 923

Re: WAAS Satellite Changes

In order to calculate the angle gamma ( or g ), you have to use trigonometry. With L e and L s as the latitude of the earth station and the satellite subpoint, and l e and l s are the longitude of the earth station and the satellite, the formula is: cos( gamma ) = sin(L e )sin(L ...
by jimh
Fri Nov 10, 2023 11:12 am
Forum: GLOBAL NAVIGATION SATELLITE SYSTEMS
Topic: WAAS Satellite Changes
Replies: 5
Views: 923

Re: WAAS Satellite Changes

The look angles azimuth and elevation are calculated with spherical trigonometry and involve three-dimension (3D) analysis. The elevation angle can be reduced to a two-dimension (2D) by considering just the triangle formed in the plane of the satellite location, the earth location, and the center of...
by jimh
Fri Nov 10, 2023 7:00 am
Forum: MARKETPLACE
Topic: APPRAISAL: 1989 Outrage 22
Replies: 15
Views: 2013

Re: APPRAISAL: 1989 Outrage 22

My appraisal may be too high, particularly for a Florida saltwater boat, but my comparison to a used 190 MONTAUK shows what the used Boston Whaler boat market is like. I think of the 190 MONTAUK as a slightly smaller and modern version of an OUTRAGE 22, and seeing a used one sell for $68,000 is quit...
by jimh
Thu Nov 09, 2023 10:13 am
Forum: GLOBAL NAVIGATION SATELLITE SYSTEMS
Topic: WAAS Satellite Changes
Replies: 5
Views: 923

WAAS Satellite Changes

The satellite based augmentation system (SBAS) called the Wide Area Augmentation System (WAAS) provided by the Federal Aviation Administration (FAA) for the Space Force NAVSTAR Global Positioning System (GPS) currently has three leased transponders on geostationary satellites. As of May 2022, the th...
by jimh
Tue Nov 07, 2023 8:21 pm
Forum: MARKETPLACE
Topic: APPRAISAL: 1989 Outrage 22
Replies: 15
Views: 2013

Re: APPRAISAL: 1989 Outrage 22

Perhaps a useful comparable boat and sale: a fairly recent 190 MONTAUK selling at around $68,000. See

https://continuouswave.com/forum/viewto ... f=5&t=7708
by jimh
Tue Nov 07, 2023 8:19 pm
Forum: REPAIRS and MODIFICATIONS
Topic: Adding Legends to Instrument Panel
Replies: 4
Views: 968

Re: Adding Legends to Instrument Panel

Even with an OEM panel, you will still have a chore moving all the wiring, switches, and gauges to the new panel from the old panel. Plan that move carefully.
by jimh
Tue Nov 07, 2023 11:09 am
Forum: The GAM
Topic: Tesla Boat Trailer Towing
Replies: 22
Views: 3420

Re: Tesla Boat Trailer Towing

RICHS--thank you for the first-hand report on your experience with towing a boat trailer with your TESLA Model Y. You did not mention any observation of decrease in range due to the heavier towing load. Do you happen to have any firsts-hand observations you can share on that element of the discussion?
by jimh
Tue Nov 07, 2023 8:57 am
Forum: REPAIRS and MODIFICATIONS
Topic: Adding Legends to Instrument Panel
Replies: 4
Views: 968

Re: Adding Legends to Instrument Panel

I don't think you need to worry about adding lettering for the gauges. Typically each gauge identifies its function on the dial face of the gauge. Legends associated with electrical switches are more likely your real concern. 150MontaulDashPanel.jpg The first step in renewing the finish on the panel...
by jimh
Sun Nov 05, 2023 12:57 pm
Forum: REPAIRS and MODIFICATIONS
Topic: 1987 MONTAUK 17 Trolling Motor Installation Illustrated
Replies: 4
Views: 2364

Re: 1987 MONTAUK 17 Trolling Motor Installation Illustrated

Were I to do this again I would use G10 [fiberglass laminate board] as the plate. The term "G10" seems to be associated with all sorts of laminated material and epoxy produced in sheets of varying thickness. Did you have a particular type of G10 sheet and a particular vendor in mind? The ...
by jimh
Sun Nov 05, 2023 9:24 am
Forum: MARKETPLACE
Topic: APPRAISAL: 1989 Outrage 22
Replies: 15
Views: 2013

Re: APPRAISAL: 1989 Outrage 22

I don't know the market for used Boston Whaler boats at this moment, but I can offer some comments on the boat. A 1989 OUTRAGE 22 is from the production epoch where the liner mold was changed to create a full-width engine splash well. This is a very attractive feature and an improvement over the ear...
by jimh
Sun Nov 05, 2023 8:54 am
Forum: PERFORMANCE
Topic: 1964 NAUSET 16 Yamaha F70A
Replies: 31
Views: 5966

Re: 1964 NAUSET 16 Yamaha F70A

My local Yamaha dealer expects me to pay for [propellers], then test them. That is the normal paradigm, unless you and your local dealer are on very good terms. Typically a dealer selling a new engine for re-powering a customer's boat will offer the customer the chance to test a propeller or two or...
by jimh
Sun Nov 05, 2023 8:39 am
Forum: PERFORMANCE
Topic: 2000 VENTURA 18 with OptiMax 135: MIRAGEplus Propeller
Replies: 7
Views: 1104

Re: 2000 VENTURA 18 with OptiMax 135: MIRAGEplus Propeller

I expect that you will find the MIRAGE plus 17-pitch propeller will be a greater load for the 135-HP OptiMax engine to turn, compared to the aluminum propeller you are now using. Because of the greater load, the engine speed at full throttle will be lower than it was with the 15-pitch MIRAGE plus , ...
by jimh
Thu Nov 02, 2023 11:51 am
Forum: REPAIRS and MODIFICATIONS
Topic: Viking Marine Out of Business: PTL-6, PTL-8 Circular Deck Access Plates
Replies: 24
Views: 16865

Re: Viking Marine Out of Business: PTL-6, PTL-8 Circular Deck Access Plates

This thread began six years ago. A post was just added to announce that two used PTL-8 white circular deck access plates were for sale. The notice of an item for sale has been moved to MARKETPLACE.

This thread is now closed.
by jimh
Thu Nov 02, 2023 11:37 am
Forum: PERFORMANCE
Topic: 2000 VENTURA 18 with OptiMax 135: MIRAGEplus Propeller
Replies: 7
Views: 1104

Re: 2000 VENTURA 18 with OptiMax 135: MIRAGEplus Propeller

I already have the MIRAGE plus. I (essentially) got it for free. What pitch is the MIRAGE plus propeller you already have? ...The Mercury OptiMax 135-HP engine [originally] came with a MIRAGE plus 15.5 x 15-pitch. I think the 15-pitch was the original propeller from the dealer. From your remarks I ...