Elco PT Boat PT-617 - Engine Room The Elco PT Boat uses 3 Packhard V-12 marine engines. One of the three Packard V-12 marine engines that power a PT boat. This website is used to educate the public and to keep them informed on the status of the World War II, Higgins PT Boat. Special metal shutter shall be fitted on chart house door. Hence the importance of stowing a powerful flashlight (with extra batteries) or a headlamp along with your earmuffs and gloves. I was recently in an engine room in which one of the nozzles for the fire-suppression system was directly over the walkway; admittedly it was protected by a wire cage but nothing protected my bare head from the cage when I failed to sufficiently hunch over. On the engine room cover, I have used the information I got from visiting PT-617. This website is used to educate the public and to keep them informed on the status of the World War II, Higgins PT Boat. “The basement gets no respect. A PT boat (short for patrol torpedo boat) was a motor torpedo boat used by the United States Navy in World War II.It was small, fast, and inexpensive to build, valued for its maneuverability and speed but hampered at the beginning of the war by ineffective torpedoes, limited armament, and comparatively fragile construction that limited some of the variants to coastal waters. The modelling objective here is to make an operational 1/20th scale Packard V12 Marine Engine that looks like the original V12 engine but is actually an electric motor (and possibly gearbox) housed in a cast shell and when completed it should fit the exact mounting bed of the original engine. On some boats, these valves are crucial and require periodic adjustment to ensure good running trim, but of course that means that some crewmember has to negotiate the passage forward between two hot engines to change them, at least on boats with engine-room access aft. Greetings. This is fine but often the system is significantly less powerful than the main system and lacks the illumination required in an emergency. The National WWII Museum: PT Boat Tour - See 28,608 traveler reviews, 9,067 candid photos, and great deals for New Orleans, LA, at Tripadvisor. Greetings. On the engine room cover, I have used the information I got from visiting PT-617. And perhaps stow gloves along with your earmuffs outside the engine-room door so you don’t fry your hand on a piece of hot stainless. Neatness? An engine room that’s finished in high-gloss white paint will reflect the available light into a lot of nooks and crannies, but ultimately a portable trouble light or flashlight may be required. Fuel - 100 Octane Avgas If you need a different size or a custom part designed just for you? It’s uncommon (but not unheard of) to find a pleasureboat engine room where this is a problem because proper sizing of the engine-room openings is an important part of the design process. A well-configured engine room will be designed and built around the main propulsion system. The Steamship Shieldhall is the largest working steamship in Britain. This sailor was a “Motormac” — one of the motor machinists who played such an important role in maintaining the Packard engines which gave the PTs their remarkable velocity. PT boat duty was very dangerous and the squadrons suffered an extremely high loss rate in the war. See, feel, and know the operation, maintenance, and … PT Boat PT-617 (Elco) PT-617 is an Elco class PT Boat.PT-617's specifications are: Length: 80 feet Beam: 19 feet 11 inches Draught: 4 feet Crew: 2 officers and 9 crewmen Displacement: 51 tons fully loaded Max Speed: 41kts (46mph) Fuel Capacity: 3,000 gallons of 100 octane avgas Range: 358 miles at 35kts, 1050 miles on one engine, 11 knots Oil Capacity: 30 gallons You know, just like your basement. And speaking of that walkway between the engines, I’d like to take this opportunity to vent a personal frustration. U.S. sailors looking down from deck into engine room of PT (Patrol Torpedo) boat in crowded harbor. Just moving around in an engine room can be challenging. The engines were dry sump with an … Compression Ratio - 6.4:1 PT (Patrol, Torpedo) boats were small, fast, and expendable vessels for short range oceanic scouting, armed with torpedoes and machine guns for cutting enemy supply lines and harassing enemy forces. The engine has a data plate on it from overhaul in 1959. And if it’s neat and well organized, he’s probably a high-end contractor, like me!”. Is it appearance? Rubber, on the other hand, reflects little heat and offers superior traction when wet or oily. And you know, if you go into a man’s basement, you can tell a lot about what kind of a homeowner he is. Induction System - Gear Driven Centifugal Supercharger Of note concerning the Higgins design is that it did maintain the same engines, internal working components, cabin spaces, displacement and beam as her ELCO boat sister. But if you’re shopping for another boat or maybe just sprucing up the one you have, what makes a good engine room? Today almost all engines have metal guards covering the forward moving parts, … In fact I think none of us ever looked at our engine rooms in quite the same way again, because an engine room really is a place that can define both a boat and her owner. BUREAU OF SHIPS NAVY DEPARTMENT 31 March 1944. I’ve been working on the engine room cover and ran into some snags. The captain did not have direct control of engaging, disengaging or … These things include switch panels, fuel-distribution valves, battery switches, and auxiliary gauge panels. The Porpoise was an old PT boat. See more ideas about yacht, engineering, yacht broker. PT Boat PT-617 (Elco) PT-617 is an Elco class PT Boat.PT-617's specifications are: Length: 80 feet Beam: 19 feet 11 inches Draught: 4 feet Crew: 2 officers and 9 crewmen Displacement: 51 tons fully loaded Max Speed: 41kts (46mph) Fuel Capacity: 3,000 gallons of 100 octane avgas Range: 358 miles at 35kts, 1050 miles on one engine, 11 knots Oil Capacity: 30 gallons This one is the 1200 HP version, later models were 1500 HP. Here both space constraints and trim considerations have probably ruled the day—a designer needs to keep weights evenly distributed side to side and position mass well aft to allow for good planing performance. The same is true of the overhead. Please send me a PM. A Holley 1685F aircraft carburetor supplied the fuel, fired by two spark plugs per cylinder. Special metal shutter shall be fitted on chart house door. Sooner or later someone is going to have to go inside the engine room while the boat is underway, so good design should focus on minimizing the time required to do whatever job is necessary. Two straight beams called coamings run the length of the chart house, day room, and engine hatch, and are integral to the hull. Packard 4M-2500 W-14 V12 Marine Engine Specifications: # Cylinders - 12 The two engine areas that present the greatest potential hazard in an engine room when the boat is underway are the two places where things are moving—the front and the back. There are some more detail shots in the Higgins PT Boat Engine Room gallery that show the transmission shift lever better. With three feet of water in the engine room, Lt. Kelly beached the boat, and abandoned it. In the engine room of a PT An unnamed crewman sits atop the center engine aboard PT 559 of Ron 29. You might also think of flagging your fuel-water separators, whose clear settling bowls should be frequently checked for signs of contamination. But even when there’s plenty of light, fixtures are often placed right over the engines, which is great if you happen to be working on valves or injectors but not so helpful if you’re trying to trace a fuel or water leak. Weight - 2,950 lbs Packard V12 Marine Engine. NOTE: The Detail Specifications are based on Specifications for Motor Torpedo Boats PT 103 to 138 design No. On virtually any boat, the placement of the raw-water strainers near an engine room’s entrance, either abaft the engines or ahead of them (depending on the location of the entrance), can make the task of checking them, and closing the seacocks in an emergency, easier. These need to be out in the open where they can be quickly checked visually. So the prudent boater should think about equipping his vessel with a dedicated emergency battery (if she doesn’t already have one) that can run his VHF and other key electronics, and mounting it as high as possible. And, whether we’re talking the boat you own now or one you’re thinking of buying, make sure you keep earmuffs and other protective gear stowed near but outside the engine-room door. They were self sealing, but not very secure against anything much bigger than a 20mm shell. Be leery of twin-engine boats where the outboard sides of the engines are not fully accessible. Specifically, it was the PT-658 – the only World War II-era PT boat still floating. There are some more detail shots in the Higgins PT Boat Engine Room gallery that show the transmission shift lever better. As is ensuring that there’s a screen of some description over your crash-pump pickup(s)—sopping wet dirt and debris make for very poor engine coolant. Virtually all modern gensets have “single-side servicing,” meaning the dipstick, oil fill and drain, and hopefully the raw-water pump, are all on one side. The rule for lighting is pretty simple: the more wattage the better. But even in a tight space, there is much that can be done to make passage forward easier, particularly by making sure there are no projections  into the walkway, be it from the engine or from some other piece of equipment, like a valve handle from an oil-change system or fuel-water separator. PT-Boat Engine Room Cover Vent & 40mm Ammo Ready Rack. This article originally appeared in the July 2013 issue of Power & Motoryacht magazine. This practice is de rigueur on commercial vessels, incidentally. This can be particularly important in an emergency when a crewmember may have to clamber over and around the engine to access the outboard side. All Rights Reserved. I am modeling a late war ELCO 80 foot model, PT-615. If your main fuel tank is amidships and forward of the engines, as it is in many boats to ensure relative constant running trim as fuel burns off, it may have been impractical to place both the separators and the fuel valves anywhere else. Screens shall be of solid plywood type, sliding in runners for windows, and under engine room vents, to be combined with spray shields, fitted with drains to deck. I don't know if the connector duct was used on non-heater equipped boats or on PT 163-196, or if cover plates were used. It’s the place no one cares to visit except maybe the owner, yet it’s where most of the important stuff happens. Real scaled from original. On PT 103-162 boats with heaters (possibly PT 139-141 only), the sections of the throttle push rod deck housing that ran alongside the day room cabin trunk (sections 2, 3, and 4) were also used as a heater duct. PT-Boat Engine Room Cover Vent & 40mm Ammo Ready Rack. If it’s messy, he’s probably messy in the rest of his life. Some of the stuff even comes with a diamondplate-like surface. A PT is different from any other man-of-war in that every man aboard must know his boat from stern to stem. Save The PT Boat, Inc., Portland Picture: Engine Room - Check out Tripadvisor members' 34,651 candid photos and videos of Save The PT Boat, Inc. The same applies to sight gauges, although if a boat is equipped with saddle tanks, placement aft may make them visible from the engine-room entrance. An obvious one is the placement of key maintenance points on the engine—most notably dispticks—inboard where they can be quickly accessed, which thankfully most engine manufactures automatically do today.Most engines today are also equipped with remote coolant reservoirs, which allow you to check engine-coolant levels without the hazard of removing the engine-mounted pressure cap. Outboard engines were reversed with V drives, some later boats may have had outboard engines spaced farther apart facing the same way as the center engine. See more ideas about yacht, engineering, yacht broker. It had been a great day on the water, and we were all waxing philosophic, impressing each other with what felt at the time like deep and meaningful insights on the state of boats and boating. © 2020 Cruz Bay Publishing Inc., an Active Interest Media company. These are often placed on the forward firewall and often near the valves that control which fuel tanks the mains and genset draw from and return to. Engines 3 engines, supercharged Packard V12 model 4M-2500. This engine was used for both the 85 ft. crash boat, the more common PT-boats and The British Power Boat Co. high speed rescue launches . I am modeling a late war ELCO 80 foot model, PT-615. Whether someone enters an engine room in an emergency or just for a routine check underway, there are aspects of the space’s design that can make his job easier. If the boat has twin engines, the same rule applies. Forty-three PT squadrons, each with 12 boats were formed during World War II by the U.S. Navy. That’s likely to mean that you-know-who is not going to bother to check the oil level as often as he should. I am looking to get an estimated value for a marine engine I have. They ran on 100 octane aviation gasoline stored in tanks sandwiched between the outer hull and inner cabin walls. The engine has a data plate on it from overhaul in 1959. Hi Tom Richardson for Boating Local and I'm here in the outboard engine department at Burr Brother Boats in Marion Massachusetts where the guys here have been presented with an interesting case. There’s nothing terribly wrong with this, as long as you accept the fact that extracting said unit should it require major surgery is going to be costly. Outboard engines were reversed with V drives, some later boats may have had outboard engines spaced farther apart facing the same way as the center engine. Engine overhaul. I’ve been working on the engine room cover and ran into some snags. One final consideration when you’re looking at the engine-room design of a new boat is where the manufacturer has put the heavy stuff—namely the batteries and the genset. One simple way to deal with the dangerous transit between hot engines, of course, is to make sure you’ve got a central handrail overhead. The two engine areas that present the greatest potential hazard in an engine room when the boat is underway are the two places where things are moving—the front and the back. He is said to have heard the destroyer moments before it struck. He couldn't engage the gears via the engine room to power the boat out of the way in time to avoid being sunk. On a proper vessel, there is almost always a shield or cover over this area, usually hinged so there’s still good access. The placement of things you are most often going to need to access as close as possible to the engine-room entrance means you will be able to get to them without actually going too far into the engine space. So, in conclusion, I’d say access is really what good engine-room design boils down to. RC Boat Remote Control Boats for Pools and Lakes, STOTOY Racing Electric Boat 2.4GHz 14km/h Mini Remote Boat Toys Indoor/Outdoor for Kids Boys Girls (Only Works in Water) 3.9 out of 5 stars 24 $33.99 - … Engines 3 engines, supercharged Packard V12 model 4M-2500. I am looking to get an estimated value for a marine engine I have. It is a WWII era Packard 4m-2500 v-12 that came from a PT Boat. The PT 658 is offically recognised on the National Register of Historic Places by the National Park Service. Displacement - 2,490 Cubic Inches Black-out shutters shall be provided throughout boat, including screens for fixed and hinged windows and ventilators. Black-out shutters shall be provided throughout boat, including screens for fixed and hinged windows and ventilators. Today almost all engines have metal guards covering the forward moving parts, but not aft, where the propshaft meets the marine gear. Of course it’s all those things. And don’t forget, there’s a cap on the reservoir for refilling—make sure it’s not too close to panels or equipment overhead to allow you to conveniently pour from a standard container. The propeller thrust bearing shall be included in the reverse gear housings. It’s full of hot surfaces, spinning objects, and toxic chemicals, so good engine-room design starts with a reduced need to go into the place, and ensures your safety when you do. He would have to call down to the engine room to make any of those changes. Flagging its location is a good precautionary measure. If the propshaft is exposed and turning, the potential for injury is high. Many boats are also equipped with separate emergency engine-room lighting that operates on a different circuit, usually on a much lower voltage. PT-34 was later strafed by Japanese aircraft This engine was used for both the 85 ft. crash boat, the more common PT-boats and The British Power Boat Co. high speed rescue launches . Cylinder Bore Diameter - 6 3/8" This engine produced between 1200 to 1500 BHP. That way, when everything else has failed, you can still determine your precise position and put out a proper distress call. Model unpainted. PT-34 was attacked near Kauit Island by four Japanese F1M "Pete" floatplanes from the Sanuki Maru on 9 April 1942, in the aftermath of the Kuma attack. Well, apart from that last piece of self-aggrandizement, Stan convinced us all. Some part cleanup will be necessary. Based on the Packard 3A-2500 aircraft engine. It is a WWII era Packard 4m-2500 v-12 that came from a PT Boat. "Personal Caption: "RON 35. Of even greater concern are the genset’s remote coolant reservoir and fuel-water separator. BUREAU OF SHIPS NAVY DEPARTMENT 31 March 1944. This engine produced between 1200 to 1500 BHP. The Elco PT Boat uses 3 Packhard V-12 marine engines. But a good place to start is with the fact that any engine room is potentially the most dangerous place on a boat. I was sitting in the cockpit of my friend Stan’s boat last fall, enjoying a cocktail with a couple of other friends as the sun slid below the horizon. PT 658 Website, published by Save the PT Boat, Inc, Portland, Oregon. Screens shall be of solid plywood type, sliding in runners for windows, and under engine room vents, to be combined with spray shields, fitted with drains to deck. The PT 658 is offically recognised on the National Register of Historic Places by the National Park Service. And metal—even with the diamondplate surface—can be slippery when it’s wet or oily. Hollowed to saved material. As a consequence we often see batteries as low in a boat as possible, not infrequently under that beautiful diamondplate. If it’s empty or cluttered with boxes, he’s a guy who doesn’t do anything himself. These beams add strength and help seal water out since they rise up from the deck about 5 5/8". Space restrictions on any given boat are one of those things that is imposed on the designer—he can’t provide more headroom or width between the engines than the basic vessel envelope allows. Of course it’s difficult for engineers and designers to cluster all of these in the limited space that’s available, so look for the prioritization of things you’ll need to reach in an emergency. 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