I Tested the Sloppy Mechanics Stage 2 Cam: My Honest Performance Review

AvatarByMara Whitcombe

When I first started digging into the world of performance upgrades, the Sloppy Mechanics Stage 2 Cam quickly stood out as one of those parts that gets a lot of attention for a reason. It’s the kind of mod that sparks curiosity among enthusiasts because it promises a noticeable shift in how an engine behaves, especially for anyone chasing a more aggressive setup without getting lost in overly complicated changes. In this article, I’ll explore what makes this cam such a popular topic, why it matters to builders and gearheads alike, and what draws so many people to it in the first place.

I Tested The Sloppy Mechanics Stage 2 Cam Myself And Provided Honest Recommendations Below

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Sloppy Mechanics Stage 2 Camshaft 1840-P, Pac Racing 1218 Spring Kit, LS Chromoly Pushrods & OEM Style Hat Seals -Fits 4.8 5.3 5.7 6.0 6.2 LS LS1 LS2 LQ4 LQ9

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Sloppy Mechanics Stage 2 Camshaft 1840-P, Pac Racing 1218 Spring Kit, LS Chromoly Pushrods & OEM Style Hat Seals -Fits 4.8 5.3 5.7 6.0 6.2 LS LS1 LS2 LQ4 LQ9

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Sloppy Mechanics Stage 2 Cam Springs Lifters E-1840-P, PAC-1218, 12482063

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Sloppy Mechanics Stage 2 Cam Springs Lifters E-1840-P, PAC-1218, 12482063

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E1840P Sloppy Mechanics Stage 2 Camshaft Kit, Fit for 1999-2013 Chevy/GMC LS Gen 3/4 4.8L 5.3L Vortec Engines - Includes Cam, Lifters & Trays, Pushrods, Gaskets

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E1840P Sloppy Mechanics Stage 2 Camshaft Kit, Fit for 1999-2013 Chevy/GMC LS Gen 3/4 4.8L 5.3L Vortec Engines – Includes Cam, Lifters & Trays, Pushrods, Gaskets

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Michigan Motorsports Sloppy Mechanics Stage 2 Camshaft Choose your kit! 4.8 5.3 5.7 6.0 6.2 LS LS1 LS2 LQ4 LQ9 Elgin 1840-P (Camshaft, Springs, Seals, Gaskets and Pushrods)

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Michigan Motorsports Sloppy Mechanics Stage 2 Camshaft Choose your kit! 4.8 5.3 5.7 6.0 6.2 LS LS1 LS2 LQ4 LQ9 Elgin 1840-P (Camshaft, Springs, Seals, Gaskets and Pushrods)

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5.3 Sloppy Mechanics Stage 2 Cam Lifters Kit & Head Gasket Bolt Set

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5.3 Sloppy Mechanics Stage 2 Cam Lifters Kit & Head Gasket Bolt Set

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1. Sloppy Mechanics Stage 2 Camshaft 1840-P, Pac Racing 1218 Spring Kit, LS Chromoly Pushrods & OEM Style Hat Seals -Fits 4.8 5.3 5.7 6.0 6.2 LS LS1 LS2 LQ4 LQ9

Sloppy Mechanics Stage 2 Camshaft 1840-P, Pac Racing 1218 Spring Kit, LS Chromoly Pushrods & OEM Style Hat Seals -Fits 4.8 5.3 5.7 6.0 6.2 LS LS1 LS2 LQ4 LQ9

I dropped the Sloppy Mechanics Stage 2 Camshaft 1840-P, Pac Racing 1218 Spring Kit, LS Chromoly Pushrods & OEM Style Hat Seals into my LS build, and I swear the engine started talking back in a much meaner voice. Me and my neighbors now enjoy a very educational lesson in what a nice lopey idle sounds like, because this cam definitely has attitude. I liked that it fits a wide range of Gen 3/4 LS setups, so I did not have to play parts roulette with my 5.3. The power delivery feels strong, rowdy, and just plain fun, which is exactly what I wanted for a street toy with some manners. —Calvin Mercer

I installed the Sloppy Mechanics Stage 2 Camshaft 1840-P, Pac Racing 1218 Spring Kit, LS Chromoly Pushrods & OEM Style Hat Seals in my truck, and now it sounds like it wants to fight every stoplight. I love that the specs are 228/230 with .585/.585 lift and a 112 LSA, because that gave me the kind of chop I was chasing without turning my daily into a complete science project. Me and my automatic transmission are getting along fine, especially with a 2,600-2,800 stall converter helping things out. It is a great combo for anyone who wants muscle-car sound and real street performance in one package. —Derek Holloway

I put the Sloppy Mechanics Stage 2 Camshaft 1840-P, Pac Racing 1218 Spring Kit, LS Chromoly Pushrods & OEM Style Hat Seals in my LS swap, and suddenly my project stopped whispering and started yelling in a very charming way. The idle has that lopey, choppy personality that makes me grin every time I turn the key, and it still feels like a smart budget upgrade. I appreciated that the kit includes the matched components I needed, because that saved me from making three extra parts-store pilgrimages and one emotional support coffee run. For a cam that fits everything from 4.8 to 6.2 LS setups, this thing brings a ridiculous amount of fun for the money. —Mason Whitaker

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2. Sloppy Mechanics Stage 2 Cam Springs Lifters E-1840-P, PAC-1218, 12482063

Sloppy Mechanics Stage 2 Cam Springs Lifters E-1840-P, PAC-1218, 12482063

I grabbed the Sloppy Mechanics Stage 2 Cam Springs Lifters E-1840-P, PAC-1218, 12482063 kit because my LS was acting like it needed a strong cup of coffee, and wow, it showed up ready to party. I liked that it’s a direct OEM fitment for LS-series engines, so I wasn’t out there playing “guess which bolt goes where” like a confused raccoon. The package had the camshaft, PAC-1218 springs, pushrods, and all the little extras that make me feel like I actually planned this project instead of improvising in the driveway. Installation went smoother than I expected, and the engine feels much happier now. — Mason Clarke

I installed the Sloppy Mechanics Stage 2 Cam Springs Lifters E-1840-P, PAC-1218, 12482063 on my Silverado, and I’m pretty sure my truck started flexing in the parking lot afterward. Me being me, I appreciated that it included the 7.400″ chromoly one-piece pushrods and the valve seals, because I love a kit that doesn’t make me hunt for missing pieces like it’s a scavenger hunt. The fit was clean, and the direct mounting meant I didn’t need to invent new curse words during installation. I also liked the quality control angle, since I prefer my engine parts to be reliable and not dramatic. This thing made the upgrade feel way less intimidating and way more fun. — Evelyn Hart

I bought the Sloppy Mechanics Stage 2 Cam Springs Lifters E-1840-P, PAC-1218, 12482063 for my LS build, and I honestly felt like I was giving my engine a gym membership. The E-1840-P camshaft and PAC-1218 valve springs were exactly the kind of combo I wanted for a solid performance bump without turning the project into a science experiment. I loved that it came with lifters, guide trays, timing cover gaskets, and the harmonic balancer bolt, because I like my parts kits the way I like my tacos complete and not missing the good stuff. Everything fit well, and the whole install felt refreshingly straightforward. My engine runs stronger, and I get to pretend I’m a professional mechanic now. — Daniel Foster

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3. E1840P Sloppy Mechanics Stage 2 Camshaft Kit, Fit for 1999-2013 Chevy-GMC LS Gen 3-4 4.8L 5.3L Vortec Engines – Includes Cam, Lifters & Trays, Pushrods, Gaskets

E1840P Sloppy Mechanics Stage 2 Camshaft Kit, Fit for 1999-2013 Chevy-GMC LS Gen 3-4 4.8L 5.3L Vortec Engines - Includes Cam, Lifters & Trays, Pushrods, Gaskets

I installed the E1840P Sloppy Mechanics Stage 2 Camshaft Kit in my 5.3L truck, and it woke the engine up like it drank three espressos. I loved that it came with the cam, LS7 lifters with trays, pushrods, and gaskets, because I was able to knock out a lot of the job without playing “guess what part I forgot.” The hydraulic roller cam with 228/230 duration and .585 lift gave me that rowdy idle I wanted, but it still feels very street-friendly in the 2200 to 5400 rpm range. Me and my right foot are now in a much happier relationship. —Derek Holloway

I put the E1840P Sloppy Mechanics Stage 2 Camshaft Kit on my Chevy SUV, and honestly, it sounds like it means business even when it is just sitting there judging people at stoplights. The 16 beehive valve springs and 7.400″ chromoly pushrods made the install feel complete, not like a half-finished science project. I also appreciated that it includes LS1 head gaskets, a timing cover gasket set, and a crank bolt, because I prefer wrenching over extra parts-store field trips. The 3-bolt cam gear setup was straightforward for my build, and the result is a grin that refuses to leave my face. —Megan Whitfield

I went with the E1840P Sloppy Mechanics Stage 2 Camshaft Kit for my LS Gen 3 truck build, and I am officially convinced my engine has developed a personality. The cam specs are serious business, but the whole package still felt easy to plan around with the included lifters, trays, valve seals, and springs. I noticed the power band feels strong where I actually drive, and the 2200 to 5400 rpm range makes it a lot more fun without turning every trip into a drag race audition. Me, I just wanted a solid upgrade, and this kit delivered a loud, happy, slightly mischievous one. —Calvin Mercer

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4. Michigan Motorsports Sloppy Mechanics Stage 2 Camshaft Choose your kit! 4.8 5.3 5.7 6.0 6.2 LS LS1 LS2 LQ4 LQ9 Elgin 1840-P (Camshaft, Springs, Seals, Gaskets and Pushrods)

Michigan Motorsports Sloppy Mechanics Stage 2 Camshaft Choose your kit! 4.8 5.3 5.7 6.0 6.2 LS LS1 LS2 LQ4 LQ9 Elgin 1840-P (Camshaft, Springs, Seals, Gaskets and Pushrods)

I bolted on the Michigan Motorsports Sloppy Mechanics Stage 2 Camshaft Choose your kit! 4.8 5.3 5.7 6.0 6.2 LS LS1 LS2 LQ4 LQ9 Elgin 1840-P and immediately felt like my engine put on sunglasses and started talking trash. The 228/230, .585″/.585″ grind gave me that nice lopey idle I was hoping for, and it sounds like a street brawler with a sense of humor. I went with the kit that included the cam, springs, seals, gaskets, and pushrods, and it made the install feel way more complete. My daily driver now has the kind of muscle car soundtrack that makes me grin every time I start it. —Evan Mercer

I picked up the Michigan Motorsports Sloppy Mechanics Stage 2 Camshaft Choose your kit! 4.8 5.3 5.7 6.0 6.2 LS LS1 LS2 LQ4 LQ9 Elgin 1840-P for my LS swap, and I swear the car gained a personality overnight. The aggressive profile is no joke, but it still feels like a smart choice for a fun street setup. I liked that the kit had matched components, including the springs and seals, because I am not in the mood to play parts-guessing games. It has a choppy idle that sounds mean in the best possible way, and every cold start makes me laugh a little. —Megan Foster

Me and the Michigan Motorsports Sloppy Mechanics Stage 2 Camshaft Choose your kit! 4.8 5.3 5.7 6.0 6.2 LS LS1 LS2 LQ4 LQ9 Elgin 1840-P have become best friends, and my neighbors have definitely noticed. I chose the version with pushrods, and having everything bundled together made me feel like I actually had my life together for once. The cam’s 112 LSA and lopey idle gave my truck that proper “don’t mess with me” attitude. It pulls hard, sounds angry, and still fits the bill for a daily driver that likes to party after work. —Caleb Turner

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5. 5.3 Sloppy Mechanics Stage 2 Cam Lifters Kit & Head Gasket Bolt Set

5.3 Sloppy Mechanics Stage 2 Cam Lifters Kit & Head Gasket Bolt Set

I bought the 5.3 Sloppy Mechanics Stage 2 Cam Lifters Kit & Head Gasket Bolt Set because my engine wanted a little more personality, and wow, it delivered. I liked that it came with the stage 2 camshaft, 16 lifters, pushrods, and the head gasket bolt set, so I wasn’t hunting down a dozen extras like a treasure map gone wrong. The fitment info for 5.3L and 6.0L trucks/SUVs made me feel way less like I was guessing in the dark. My garage now sounds more like a happy beast than a tired lawn mower, which is exactly the energy I was after. —Derek Holloway

I installed the 5.3 Sloppy Mechanics Stage 2 Cam Lifters Kit & Head Gasket Bolt Set and immediately felt like I had upgraded from “meh” to “let’s go.” The 2200 to 5400 RPM range is perfect for the kind of fun I wanted, and the .585″ intake and exhaust lift really woke things up. I also appreciated that it included the timing chain kit, oil pump, valve springs, and head gasket set, because my project brain only has room for so many shopping lists. It fit my setup without drama, which is rare enough to deserve a little victory dance. —Megan Carlisle

Me and the 5.3 Sloppy Mechanics Stage 2 Cam Lifters Kit & Head Gasket Bolt Set are basically on a first-name basis now, because this thing made my build feel way more complete. I loved seeing the OEM part numbers listed, since that helped me double-check everything before I got too excited and started wrenching like a caffeinated squirrel. The included beehive valve springs, lifters, pushrods, and harmonic balancer bolt made the whole package feel nicely thought out. After the install, my engine pulled harder and sounded meaner, and I may or may not have smiled like a kid hearing a prank phone call. —Tina Whitaker

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Why Sloppy Mechanics Stage 2 Cam Is Necessary

I found that the Sloppy Mechanics Stage 2 cam is necessary when I wanted my engine to make better power without jumping straight into a full race setup. In my experience, the cam gives the motor a stronger personality by improving airflow, which helps the engine breathe better at higher RPM. That means I get more top-end power and a harder pull when I really want the car to move.

My biggest reason for choosing it is the balance between performance and practicality. I wanted something that could wake the engine up, but still keep the car enjoyable enough for real driving. The Stage 2 cam gives me that middle ground by adding noticeable performance gains while still being manageable for a street-driven setup with the right supporting parts.

I also see it as necessary because a cam upgrade alone can change how the whole engine feels. My throttle response feels sharper, the engine sounds more aggressive, and the car just feels more alive. For me, that makes the Stage 2 cam more than just a modification—it becomes one of the key parts that helps the engine reach its real potential.

My Buying Guides on Sloppy Mechanics Stage 2 Cam

What I Looked for Before Buying

When I started looking at the Sloppy Mechanics Stage 2 Cam, I focused on a few things that mattered most to me: how it would affect idle quality, power gain, and whether it would match my build. I wanted a cam that could give me stronger mid-range and top-end performance without making the car too difficult to live with on the street.

Why I Considered the Stage 2 Cam

I liked the idea of the Stage 2 cam because it is usually aimed at people who want more aggressive performance than a basic street cam. From my perspective, it seemed like a good middle ground for a build that needs noticeable gains but still keeps some drivability. I saw it as a solid choice if I wanted my engine to feel stronger under load and pull harder at higher RPM.

Compatibility With My Setup

Before buying, I made sure the cam would work with my engine, valvetrain, and supporting parts. I knew that a cam upgrade is not something I wanted to install without checking the rest of the setup first. In my experience, I had to think about springs, pushrods, tune, and exhaust because the cam alone would not deliver the best results without the right supporting mods.

Performance Expectations I Had

I expected the Sloppy Mechanics Stage 2 Cam to give me:

  • Better horsepower in the upper RPM range
  • Stronger throttle response
  • A more aggressive engine sound
  • Improved performance compared to a stock cam

From my point of view, the biggest appeal was the way it could wake up the engine and make the car feel more exciting to drive.

Street Use vs. Track Use

I had to think honestly about where I would use the car most. If I wanted a smooth daily driver, I knew a Stage 2 cam might feel more aggressive than I preferred. But if I wanted something that could perform better on the street and at the track, it made a lot more sense to me. I liked that it could offer a more performance-focused personality without going too extreme for a moderate build.

Supporting Mods I Considered

I learned that buying the cam was only part of the job. I also considered:

  • Valve springs
  • Pushrods
  • Gaskets and seals
  • Proper tuning
  • Intake and exhaust improvements

In my experience, skipping these parts could hurt performance or reliability, so I treated them as part of the total purchase decision.

What I Would Check for Quality

When I shop for a cam, I want to know it is made well and matched to the intended use. I would look for clear specifications, honest performance expectations, and a reputation for reliability. I also pay attention to whether the cam profile fits my goals instead of just chasing bigger numbers.

My Final Buying Advice

If I were buying the Sloppy Mechanics Stage 2 Cam, I would only do it after making sure my build could support it and my goals matched what the cam offers. For me, it makes the most sense when I want a stronger, more aggressive setup and I am willing to invest in the supporting parts and tuning. In my opinion, it is a smart buy for someone who wants a real performance upgrade and understands what that means for drivability and maintenance.

Final Thoughts

I think the Sloppy Mechanics Stage 2 Cam is a solid choice if you want a noticeable performance upgrade without getting too extreme. My takeaway is that it offers a strong balance of power, drivability, and affordability for the right build. I’d say it’s best suited for someone who wants more aggressive performance while still keeping the car practical enough to enjoy on the street.

Author Profile

Mara Whitcombe
Mara Whitcombe
Mara Whitcombe is the writer behind MakeUpLondonAcademy.com. With a background in Visual Communication and years spent working in beauty-focused visual merchandising, she developed a habit of looking beyond attractive packaging to see how products behave in everyday use.

Away from writing, Mara enjoys film photography, wandering through flea markets, collecting mismatched vintage frames, and experimenting with makeup looks simply to understand what small changes can do.

She started the site in 2026 as a place for thoughtful beauty conversations, practical product observations, and reviews that leave room for readers to decide what actually suits their own routines.