Search found 27 matches

by Kapharms
Tue Apr 14, 2026 7:22 am
Forum: REPAIRS and MODIFICATIONS
Topic: 1970 13-footer Steering System; Fuel Filter
Replies: 18
Views: 11358

Re: 1970 13-footer Steering System

I replaced my steering wheel with the following:Amarine Made 5-Spoke 13-1/2 Inch Destroyer Style Stainless Boat Steering Wheel with M Size Knob - 9310SRF1, and have been quite happy with it.
by Kapharms
Mon Aug 18, 2025 6:14 am
Forum: REPAIRS and MODIFICATIONS
Topic: 1988 MONTAUK 17 Windshield Well Nuts
Replies: 2
Views: 670

Re: 1988 Montauk 17 Windshield

As per ChatGPT What: Boston Whaler part 82138500 = Well-Nut, #10-32 (G-1032). Where: (on a 1988 Montauk 17): used to fasten the plexiglass windshield to the center console (rubber well-nuts in the console, machine screws through the windshield). Most classic 17-footers use eight mounts (four-per-sid...
by Kapharms
Mon Aug 04, 2025 6:43 pm
Forum: REPAIRS and MODIFICATIONS
Topic: 130 SUPER SPORT: Adding Aft Cockpit Sump
Replies: 33
Views: 4772

Re: 130 SUPER SPORT: Adding Aft Cockpit Sump

Looks fantastic. Very nice work
by Kapharms
Tue Jan 14, 2025 7:46 am
Forum: REPAIRS and MODIFICATIONS
Topic: 1960 Whaler 13 project: "The Holey Whaler"
Replies: 10
Views: 25271

Re: 1960 Whaler 13 project: "The Holey Whaler"

Great project that should yield great satisfaction when complete. Thank you for keeping us updated and using pictures. There are many of us that are vicariously doing the work alongside you.

-Ken
by Kapharms
Tue Sep 24, 2024 8:06 am
Forum: PERFORMANCE
Topic: 1985 Super Sport 15 60-HP Re-power
Replies: 19
Views: 23597

Re: 1985 Super Sport 15 60-HP Re-power

I have a 1977 SPORT 15 with an added after-market center console and a 2022 Suzuki 50-HP engine. With two adults aboard the maximum boat speed is 34 to 35-MPH, as indicated on a speedometer and on the WAZE iOS app.

ASIDE: the original engine was an OMC 49-HP.
by Kapharms
Sat Jul 06, 2024 8:20 am
Forum: SMALL BOAT ELECTRICAL
Topic: Engine Cranking Battery Problem
Replies: 11
Views: 16998

Re: Engine Cranking Battery Problem

REPORTING BACK The root cause of the problems [with the engine cranking] has been found. I give a list of 20 possible connections in the high-current engine starting circuit that could cause trouble in an article in the REFERENCE section... As per jimh's suggestion, I inspected all 20 possible conne...
by Kapharms
Fri Jun 21, 2024 5:42 pm
Forum: SMALL BOAT ELECTRICAL
Topic: Engine Cranking Battery Problem
Replies: 11
Views: 16998

Re: Engine Cranking Battery Problem

Here is what I just recorded: A = the battery terminal voltage under load during cranking: 12.2 volts while cranking B = the voltage available at the starter solenoid input under load: 8 volts while cranking C = the voltage available at the starter solenoid output under load: 8 volts while cranking ...
by Kapharms
Fri Jun 21, 2024 11:30 am
Forum: SMALL BOAT ELECTRICAL
Topic: Engine Cranking Battery Problem
Replies: 11
Views: 16998

Re: Engine Cranking Battery Problem

Jim, to answer your questions: Step one - Batteries. All good - 13.3 volts on both, with load 12.8 Where the concern appears to be: (The SECOND step you should have taken was to measure the voltage at the OUTPUT terminal of the solenoid relay during engine cranking. Then to compare the two voltages-...
by Kapharms
Sun Jun 09, 2024 7:42 am
Forum: SMALL BOAT ELECTRICAL
Topic: Engine Cranking Battery Problem
Replies: 11
Views: 16998

Re: Engine Cranking Battery Problem

Jim, many thanks for your thorough response. I will get to work on the steps you have provided and report back with my findings with more specificity.
by Kapharms
Fri Jun 07, 2024 11:35 am
Forum: SMALL BOAT ELECTRICAL
Topic: Engine Cranking Battery Problem
Replies: 11
Views: 16998

Engine Cranking Battery Problem

Starting my 2017 Mercury VERADO outboard engine has become a problem. Here is a narrative of the problem and attempts to solve the problem. The engine cranking batteries are five years old. The batteries are rated to be able to deliver 1,000-Amperes (when the temperature is above 32-degrees-F, or th...
by Kapharms
Wed May 15, 2024 7:50 am
Forum: REPAIRS and MODIFICATIONS
Topic: Reversible Pilot Seat Riser
Replies: 4
Views: 2433

Re: RPS Base to Raise Seat

Very nice work.

Ken
by Kapharms
Wed Mar 20, 2024 8:30 am
Forum: PERFORMANCE
Topic: 1992 15-foot Unknown Hull SUZUKI DF60a
Replies: 7
Views: 16294

Re: 1992 15-foot Unknown Hull SUZUKI DF60a

I had a similar problem with my 1977 Sport 15. I ended up fabricating a plate to fix the [unspecified problem with] alignment [between two unspecified parts, perhaps the the existing engine mounting holes drilled in the hull transom and the engine mounting plate hole location created by the engine m...
by Kapharms
Wed Jan 31, 2024 5:55 pm
Forum: PERFORMANCE
Topic: 1984 SPORT 15 Re-power
Replies: 12
Views: 20439

Re: 1984 SPORT 15 Re-power

I have a 1977 Sport 15 with an aftermarket center console. A SUZUKI 60-HP engine [provides good performance when the boat has a] full load. The 60-HP engine can accelerate the 1977 SPORT 15 unto hydroplane without any concern. [An unspecified boat speed at] cruise [is] easy [to obtain]. A Yamaha 70-...
by Kapharms
Wed Nov 29, 2023 7:50 am
Forum: The GAM
Topic: Aftermarket Swing Back Seat for Modified SPORT 15
Replies: 7
Views: 4384

Re: Aftermarket Swing Back Seat for Modified SPORT 15

A bit delayed in posting the picture. Many thanks for the suggestions. The Wise-brand seat was a perfect addition to my SPORT 15.

BE3E1F76-9C3D-499E-9C56-17041B429015_1_105_c.jpg
Fig. 2. A seat made by Wise installed on a SPORT 15.
BE3E1F76-9C3D-499E-9C56-17041B429015_1_105_c.jpg (180.1 KiB) Viewed 3340 times
by Kapharms
Mon Oct 09, 2023 7:55 am
Forum: The GAM
Topic: 2012 130 Super Sport Trailer in Naples, Florida Area
Replies: 10
Views: 9775

Re: 2012 130 Super Sport Trailer in Naples, Florida Area

Jay, I have a 1977 SPORT 15 that sits and rides beautifully on a trailer made by CONTINENTAL. I purchased the trailer from B & B Trailers (904-829-6855) in Saint Augustine, Florida They have a very wide selection of trailers that are very reasonably priced, a very knowledgeable staff, and except...
by Kapharms
Wed Jun 28, 2023 8:23 am
Forum: The GAM
Topic: 1987 Outrage 18
Replies: 16
Views: 10073

Re: 1987 Outrage 18

Spectacular job restoring a classic. She is a real head-turner.
by Kapharms
Mon Mar 27, 2023 7:45 am
Forum: The GAM
Topic: Generic Trailerable Cover for Katama 16
Replies: 10
Views: 6843

Re: Generic Trailerable Cover for Katama 16

Nathan, I have a 1977 SPORT 15 with an aftermarket center console, so finding a suitable reasonably priced cover was a challenge. I finally ordered a cover from SealSkinCovers for under $300. It is a "made for my boat" cover that fits perfectly. I have been quite happy with the performance...
by Kapharms
Wed Jun 08, 2022 7:28 am
Forum: PERFORMANCE
Topic: 1969 CURRITUCK 16 Engine Mounting
Replies: 4
Views: 6508

Re: 1969 CURRITUCK 16 Engine Mounting

I have a 1977 SPORT 15, and I had a similar challenge when replacing my 1992 Johnson 48 with a 2022 Suzuki 50. I ended up using a 3/4-inch-thick, 4-inch-wide. 10-inch long aluminum plate. From the back of the plate holes were countersunk for bolts to accept the new pattern on the lower mounting hole...
by Kapharms
Tue Apr 12, 2022 9:28 pm
Forum: The GAM
Topic: 1985 Montauk 17 Restored
Replies: 22
Views: 13701

Re: 1985 Montauk 17 Restored

Snowboard wrote:The hull is painted with AWLCRAFT; will the eraser wheel cause a problem?
I scraped off old decals on my 1977 Sport 15 with plastic razor blade scrappers; they worked well.

You can buy them on Amazon.
by Kapharms
Sun Apr 03, 2022 6:31 pm
Forum: The GAM
Topic: 1977 Sport 15
Replies: 4
Views: 2393

Re: 1977 Sport 15

Figure 2 below shows how I installed a replacement Boston Whaler logo.

Screen Shot 2022-04-03 at 6.26.13 PM.jpg
Fig. 2. Replacement decal position on Sport 15.
Screen Shot 2022-04-03 at 6.26.13 PM.jpg (181.73 KiB) Viewed 2329 times
by Kapharms
Sun Apr 03, 2022 7:29 am
Forum: The GAM
Topic: 1977 Sport 15
Replies: 4
Views: 2393

Re: 1977 Sport 15

Thank you very much Phil
by Kapharms
Sat Apr 02, 2022 4:39 pm
Forum: The GAM
Topic: 1977 Sport 15
Replies: 4
Views: 2393

1977 Sport 15

I am reviving a 1977 Sport 15 and am trying to determine exactly where the Whaler decals should go. I have looked at several pictures, but was curious if there are exact measurements as to the original location?
by Kapharms
Mon Mar 07, 2022 4:36 pm
Forum: The GAM
Topic: Aftermarket Swing Back Seat for Modified SPORT 15
Replies: 7
Views: 4384

Re: Aftermarket Swing Back Seat for Modified SPORT 15

lrb59 wrote:Wise makes a seat...
Thank you for the suggestion.
by Kapharms
Mon Mar 07, 2022 4:33 pm
Forum: The GAM
Topic: Aftermarket Swing Back Seat for Modified SPORT 15
Replies: 7
Views: 4384

Re: Aftermarket Swing Back Seat for Modified SPORT 15

Phil T wrote:Note the 15 Sport has a very small area of flat deck....install moulding on the cut line for a finished look.
Phils--thank you very much for the advice on the small flat deck area on the SPORT 15 and making a clean cut line.
by Kapharms
Wed Mar 02, 2022 2:47 pm
Forum: The GAM
Topic: Aftermarket Swing Back Seat for Modified SPORT 15
Replies: 7
Views: 4384

Re: Aftermarket Swing Back Seat for Modified SPORT 15

seatWithGasCab_.jpg
Fig. 1. A seat that exemplifies the characteristics for the seat being sought for use in the SPORT 15 boat.
seatWithGasCab_.jpg (12.05 KiB) Viewed 4336 times
by Kapharms
Wed Mar 02, 2022 6:51 am
Forum: The GAM
Topic: Aftermarket Swing Back Seat for Modified SPORT 15
Replies: 7
Views: 4384

Aftermarket Swing Back Seat for Modified SPORT 15

[Moderator's note: this thread has been moved to THE GAM for discussion. The thread was originally posted to MARKETPLACE. The MARKETPLACE is only for posting notices of FOR-SALE or WANTED TO BUY, and it is specifically NOT for soliciting discussions. This thread has been edited to remove six posts w...