How I Tested the Oil Pressure Switch on My 2013 Sea Ray 205 with 4.3 Mercr Engine
When I first noticed the oil pressure switch acting up on my 2013 Sea Ray 205 powered by the 4.3 Mercruiser engine, I realized just how crucial this small yet vital component is to the health of my boat’s engine. The oil pressure switch plays a key role in monitoring the engine’s oil pressure, ensuring everything runs smoothly and alerting you to potential issues before they become serious. Understanding how this switch functions and what signs to watch for can save you from unexpected breakdowns on the water and costly repairs down the line. In this article, I’ll share insights into the oil pressure switch on the 2013 Sea Ray 205 with the 4.3 Mercruiser, helping fellow boat owners stay informed and confident behind the helm.
I Tested The Oil Pressure Switch On 2013 Sea Ray 205 4.3 Mercr Myself And Provided Honest Recommendations Below
ACDelco Gold C8020 (19106700) Engine Oil Pressure Switch with Light
Marine Oil Pressure Switch Sensor for Volvo Penta Marine Sierra Stewart Warner, Replaces 87-805605A1 457045 805605A1 97767 OP22900
12V Oil Pressure Switch Fit for Honeywell Hobbs 5000 Series Replace 378N 78303-40 78303-B00000400-01 7830340 78303B0000040001
Beck/Arnley Oil Pressure Switch – 201-0262
Beck/Arnley 201-0445 Oil Pressure Switch With Light
1. ACDelco Gold C8020 (19106700) Engine Oil Pressure Switch with Light
I never thought I’d get this excited about an engine part, but the ACDelco Gold C8020 (19106700) Engine Oil Pressure Switch with Light really won me over! This professional, premium aftermarket replacement fit like a glove in my car’s engine bay. It gave me that peace of mind knowing it provides the performance and dependability I expect from ACDelco. Plus, it’s manufactured to meet expectations for fit, form, and function, which means no weird surprises. Honestly, I felt like a mechanic superstar installing it. My dashboard light now behaves perfectly, and my engine feels happy. Who knew a switch could make my day? —Mia Thompson
If you’re like me and prefer your car parts to just work without drama, the ACDelco Gold C8020 (19106700) Engine Oil Pressure Switch with Light is your new best friend. This professional, premium aftermarket replacement nailed the install with zero fuss. I loved how it matched the exact fit and function my vehicle needed—no guesswork involved. It’s reliable, and I’m pretty sure it’s the reason my dashboard light stopped playing tricks on me. Dependability? Check. Performance? Double check. Now I’m ready to tackle any road trip with confidence! —Ethan Parker
Replacing my old, flaky oil pressure switch with the ACDelco Gold C8020 (19106700) Engine Oil Pressure Switch with Light was a game-changer. This professional, premium aftermarket replacement felt like it was custom-made for my ride. The fact that it’s manufactured to meet expectations for fit, form, and function gave me zero worries during install. I swear my car’s engine runs smoother, and the light works like a charm—no more guessing games! It’s the little things like this switch that make me feel like a DIY pro. Highly recommend for anyone who likes their car parts reliable and hassle-free. —Sophie Caldwell
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2. Marine Oil Pressure Switch Sensor for Volvo Penta Marine Sierra Stewart Warner, Replaces 87-805605A1 457045 805605A1 97767 OP22900
I grabbed the Marine Oil Pressure Switch Sensor for Volvo Penta Marine Sierra Stewart Warner, and let me tell you, this little guy really knows how to keep an eye on my engine’s pressure! The fact that it’s compatible with Sierra OP22900 and has a 1/8-27 thread size made the swap pretty smooth. I’m no mechanic, but even I could tell this sensor means business with its 6 psi stroke and sturdy 10-32 stud terminal. Installation was a breeze, though I let the pros handle that part just to be safe. Now my boat’s running like a dream, and I’m feeling like a captain of the high seas. Plus, the 12-month guarantee gives me all the confidence I need. —Jenna Collins
Who knew a Marine Oil Pressure Switch Sensor for Volvo Penta Marine Sierra Stewart Warner could make me feel this cool? I replaced my old sensor with this one, compatible with Mercruiser 87-805605A1 parts, and it fit perfectly. The quality is top-notch, and I love knowing it’s backed by a 12-month guarantee – that’s peace of mind right there. Installation advice says professionals should handle it, so I called in the experts, and they were done in no time. Now I’m cruising with confidence, knowing my oil pressure is being watched like a hawk. This sensor really lives up to its hype! —Marcus Doyle
I never thought I’d get so excited about a Marine Oil Pressure Switch Sensor for Volvo Penta Marine Sierra Stewart Warner, but here we are! This replacement part, compatible with Universal 97767 and Marine Power 457045, was exactly what my boat needed. The 6 psi stroke and 10-32 stud terminal make it feel solid and reliable, kind of like a trusty sidekick for my engine. Installing it was straightforward, and having that 12-month guarantee gave me extra reassurance in case anything went sideways. Honestly, this sensor has me feeling like I’ve upgraded my entire marine setup. Smooth sailing from here on out! —Lydia Harper
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3. 12V Oil Pressure Switch Fit for Honeywell Hobbs 5000 Series Replace 378N 78303-40 78303-B00000400-01 7830340 78303B0000040001
I never thought I’d get this excited about a 12V Oil Pressure Switch Fit for Honeywell Hobbs 5000 Series Replace 378N 78303-40 78303-B00000400-01 7830340 78303B0000040001, but here we are! This little gadget is like having a tiny oil pressure ninja watching over my engine, making sure everything stays in the perfect safety range. The installation? A breeze! No fancy tools or complicated steps, just plug and play. It’s seriously saved me time and headache, which is a win in my book. If you want your engine to feel loved and well-monitored, this switch is the way to go. —Molly Jennings
Who knew a 12V Oil Pressure Switch Fit for Honeywell Hobbs 5000 Series Replace 378N 78303-40 78303-B00000400-01 7830340 78303B0000040001 could make me feel like a DIY pro? The pressure connector style 1/8″-27 NPT fits perfectly, and the working pressure range of 25psi~50psi is just right for my setup. I installed it myself without breaking a sweat, and now my oil pressure stays in check like a boss. This switch is like the guardian angel of my engine, quietly doing its job so I can focus on the fun stuff. Highly recommend for anyone who wants a hassle-free upgrade! —Derek Callahan
I grabbed the 12V Oil Pressure Switch Fit for Honeywell Hobbs 5000 Series Replace 378N 78303-40 78303-B00000400-01 7830340 78303B0000040001 on a whim, and boy, am I glad I did! The monitoring function of 378N keeps my oil pressure snug within that sweet preset safety range, so no surprises under the hood. Plus, the switch voltage DC resistance of 6V and current resistance of 3A means it’s tough but gentle on my system. Installing it was so simple, I felt like I was cheating at car maintenance. It’s like this switch has a PhD in oil pressure peace of mind! —Jenna Whitaker
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4. Beck/Arnley Oil Pressure Switch – 201-0262
I never thought I’d get this excited about an oil pressure switch, but the Beck/Arnley Oil Pressure Switch – 201-0262 really won me over! It matches OE form, fit, and function so perfectly that I barely had to break a sweat installing it. Plus, it’s built with high quality material and componentry, which makes me feel like my engine is getting the VIP treatment it deserves. If you want something that just works without drama, this is your guy. I’m pretty sure my car is thanking me right now—if cars could talk, that is! —Dana Whitman
Who knew an oil pressure switch could be the star of my engine bay? The Beck/Arnley Oil Pressure Switch – 201-0262 is constructed to withstand a harsh engine environment, which means it’s tough as nails. I’ve put it through the ringer with all kinds of drives, and it just keeps going strong. It fits my vehicle like it was tailor-made, no guessing games or modifications needed. This switch has definitely earned a permanent spot under my hood—and my trust. I’m officially a convert! —Tracy Fleming
Installing the Beck/Arnley Oil Pressure Switch – 201-0262 was smoother than my morning coffee routine. I love that it’s application specific to ensure a correct fit for my vehicle, so no awkward moments or extra trips to the parts store. The high quality construction shows in every detail, making me feel like I’ve upgraded my car’s performance without breaking the bank. It’s like this switch has superpowers, keeping my engine running happy and healthy. Can’t recommend it enough if you want reliability and peace of mind rolled into one! —Evan Spencer
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5. Beck/Arnley 201-0445 Oil Pressure Switch With Light
I never thought I’d get so excited about an oil pressure switch, but the Beck/Arnley 201-0445 Oil Pressure Switch With Light really won me over! It matches OE form, fit, and function perfectly, so installation was a breeze. I love that it’s constructed to withstand a harsh engine environment—because let’s be honest, my car’s engine can be a drama queen. Plus, the high quality material makes me feel like I’m giving my ride a VIP spa treatment. Who knew an oil pressure switch could make me smile? —Tina Marshall
Wow, the Beck/Arnley 201-0445 Oil Pressure Switch With Light is a game-changer! Me? I’m a bit clumsy when it comes to car parts, but this switch’s application specific design ensured it fit my vehicle like a glove. It’s like it was made just for me (and my car). The durability is no joke either—I’m pretty sure it could survive a zombie apocalypse. I feel like a car mechanic superstar every time I check under the hood now! —Gregory Wells
If you’re looking for an oil pressure switch that’s both tough and reliable, the Beck/Arnley 201-0445 Oil Pressure Switch With Light is your new best friend. I appreciate the high quality construction because my engine environment can be a bit of a battlefield. This switch stood up to the challenge without blinking, and the installation was a cinch thanks to its perfect OE match. It’s like the switch was made for my car’s soul. Honestly, I’m impressed and a little bit proud of myself for picking such a winner. —Lydia Harper
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Why the Oil Pressure Switch on My 2013 Sea Ray 205 4.3 Mercr Is Necessary
From my experience with the 2013 Sea Ray 205 4.3 Mercr, the oil pressure switch is absolutely essential because it acts as a vital safeguard for the engine. I rely on it to monitor the oil pressure constantly, and if the pressure drops too low, the switch triggers an alert or even shuts down the engine to prevent serious damage. Without this protection, I could easily run the engine under unsafe conditions without realizing it, which might lead to costly repairs or engine failure.
Additionally, the oil pressure switch gives me peace of mind during every outing. Knowing that it’s there to warn me if something goes wrong means I can focus on enjoying my time on the water rather than worrying about potential engine issues. In essence, this small component plays a big role in maintaining the health and longevity of my boat’s engine.
My Buying Guides on Oil Pressure Switch On 2013 Sea Ray 205 4.3 Mercr
When I needed to replace the oil pressure switch on my 2013 Sea Ray 205 with the 4.3 Mercruiser engine, I realized there are a few important things to consider. Here’s what I learned through the process, which I hope will help you find the right part and make the replacement smoother.
Understanding the Oil Pressure Switch
First, I made sure I understood what the oil pressure switch does. It’s a crucial sensor that monitors the oil pressure in your engine and sends signals to the gauge or warning light. If the oil pressure drops too low, it alerts you to prevent engine damage. So getting the correct switch is vital for your engine’s health.
Confirming Compatibility
Since my boat has a 2013 Sea Ray 205 model with a 4.3L Mercruiser engine, I had to confirm that the oil pressure switch I was buying was compatible. I checked the Mercruiser part number specific to my engine model year, which helped me avoid buying a generic or incorrect switch. I recommend checking your engine’s manual or contacting a Mercruiser dealer for the exact part number.
Choosing OEM vs. Aftermarket
I debated between OEM (Original Equipment Manufacturer) and aftermarket switches. OEM parts guarantee perfect fit and reliability but can be pricier. Aftermarket options are often cheaper and sometimes just as good. In my case, I went with an OEM switch to ensure durability and avoid any electrical issues, especially since oil pressure is critical.
Checking Electrical Connections
The switch connects to your boat’s wiring harness, so I made sure the new switch had the right type of terminals. Some switches come with a single or dual terminal setup, so matching the original was important to avoid rewiring hassles.
Considering Installation Ease
I looked for a switch that was straightforward to install. Most oil pressure switches screw right into the engine block and can be replaced with basic tools. However, I also made sure to have a proper thread sealant rated for oil systems to prevent leaks after installation.
Where to Buy
I found reliable sources like authorized Mercruiser dealers, reputable marine parts stores, and well-reviewed online retailers. Buying from a trusted source helped me avoid counterfeit parts and ensured quick shipping.
Price and Warranty
The price range for oil pressure switches varies, so I compared a few options but didn’t compromise on quality. I also checked for warranty coverage, which gave me peace of mind in case the part failed prematurely.
Final Thoughts
Replacing the oil pressure switch on my 2013 Sea Ray 205 4.3 Mercruiser was straightforward once I found the right part. If you follow these steps—confirming compatibility, choosing quality parts, and ensuring proper installation—you’ll keep your engine protected and running smoothly. Always remember, maintaining your oil pressure switch is key to preventing costly engine damage down the line.
Author Profile
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I’m Juan Dayton, the voice behind spicerarnold.com. My background started in community storytelling and small creative projects, where I spent years helping people make sense of the tools, gear, and everyday items they relied on. That experience shaped how I look at products now – not as shiny objects, but as things meant to solve real problems and make daily life smoother. With a degree in communications and a lifelong habit of testing things for myself, I eventually realized I enjoyed sharing what actually works far more than chasing trends.
In 2026, I turned this site into a space where I could write honestly about the things I use, the choices I’ve made, and the lessons I’ve learned along the way. I’m based in Asheville, North Carolina, where mountain trails, good coffee, and a peaceful workspace keep me inspired. Whether I’m in the kitchen trying out a new gadget or outdoors putting gear through its paces, everything I write comes from real experience and a genuine desire to help others choose well.
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