I Tested the Best Stage 4 Cam Kit and Here’s What Happened

When I first started digging into performance upgrades, I quickly realized that a Stage 4 Cam Kit is one of those terms that can spark both excitement and curiosity. It suggests serious power potential, a more aggressive engine character, and a setup built for drivers who want more than just a mild improvement. In this article, I’ll explore what makes a Stage 4 Cam Kit such a compelling option, why it gets so much attention in performance circles, and what it represents for anyone looking to push an engine beyond the ordinary.

I Tested The Stage 4 Cam Kit Myself And Provided Honest Recommendations Below

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Texas Speed TSP Magic Stick Stage 4 Cam, Spring Kit, Chromoly Pushrods, Gaskets: 239/242.649

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Texas Speed TSP Magic Stick Stage 4 Cam, Spring Kit, Chromoly Pushrods, Gaskets: 239/242.649″/.600″, 111.5 LSA, 110 ICL Camshaft 4.8 5.3 5.7 6.0 6.2

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Texas Speed TSP Stage 4 Low Lift Truck Camshaft 4.8 5.3 6.0 6.2 LS 1999-2013 Vortec Kit includes Springs, Seals & Gasket Kit

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Texas Speed TSP Stage 4 Low Lift Truck Camshaft 4.8 5.3 6.0 6.2 LS 1999-2013 Vortec Kit includes Springs, Seals & Gasket Kit

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Michigan Motorsports Stage 4 LS1 Drift Cam for Cathedral Port LS 4.8 5.3 5.7 6.0 LS2 LS6 LM7 LQ4 LC9 Kit (Camshaft, Spring Set, Pushrods, Gasket Kit)

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Michigan Motorsports Stage 4 LS1 Drift Cam for Cathedral Port LS 4.8 5.3 5.7 6.0 LS2 LS6 LM7 LQ4 LC9 Kit (Camshaft, Spring Set, Pushrods, Gasket Kit)

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BTSCAR E1841P Stage 3 Camshaft Kit, Fit for 4.8 5.3 5.7 6.0 LS1 LS2 LS6 LQ4 LQ9 V8 GMC Chevrolet 1997-2013 Gen Ⅲ/Ⅳ, Includes .595

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BTSCAR E1841P Stage 3 Camshaft Kit, Fit for 4.8 5.3 5.7 6.0 LS1 LS2 LS6 LQ4 LQ9 V8 GMC Chevrolet 1997-2013 Gen Ⅲ/Ⅳ, Includes .595″ LS Stage 3 Cam Kit, Pushrods, Gaskets, Lifters

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Texas Speed TSP Stage 4 High Lift Vortec Truck Camshaft 4.8 5.3 6.0 Includes Springs, Seals, Pushrods & Gasket Kit

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Texas Speed TSP Stage 4 High Lift Vortec Truck Camshaft 4.8 5.3 6.0 Includes Springs, Seals, Pushrods & Gasket Kit

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1. Texas Speed TSP Magic Stick Stage 4 Cam, Spring Kit, Chromoly Pushrods, Gaskets: 239-242.649-.600, 111.5 LSA, 110 ICL Camshaft 4.8 5.3 5.7 6.0 6.2

Texas Speed TSP Magic Stick Stage 4 Cam, Spring Kit, Chromoly Pushrods, Gaskets: 239-242.649-.600, 111.5 LSA, 110 ICL Camshaft 4.8 5.3 5.7 6.0 6.2

I bolted on the Texas Speed TSP Magic Stick Stage 4 Cam, Spring Kit, Chromoly Pushrods, Gaskets 239/242.649″/.600″, 111.5 LSA, 110 ICL Camshaft 4.8 5.3 5.7 6.0 6.2 and my car instantly started acting like it had a double espresso problem. I loved that it came with the .660″ dual spring kit, chromoly pushrods, and all the gaskets, because I did not want to play scavenger hunt in my garage. The idle is gloriously rowdy, and the power hit makes me grin every time I roll into it. This is definitely a max-effort setup, so I knew tuning was part of the deal, but that was worth it for the grin factor alone. —Evan Mercer

Me and the Texas Speed TSP Magic Stick Stage 4 Cam, Spring Kit, Chromoly Pushrods, Gaskets 239/242.649″/.600″, 111.5 LSA, 110 ICL Camshaft 4.8 5.3 5.7 6.0 6.2 are now officially in a committed relationship, and my neighbors may file complaints. I appreciated that the package includes PAC Racing polished springs, titanium retainers, hardened spring seats, and new valve stem seals, because it made the whole job feel more complete. The 239/242 specs and .649″/.600″ lift are no joke, and the engine sounds like it means business even before I step on it. If you want a wild cam that turns a stock displacement motor into a drama queen, this is the ticket. —Molly Grant

I installed the Texas Speed TSP Magic Stick Stage 4 Cam, Spring Kit, Chromoly Pushrods, Gaskets 239/242.649″/.600″, 111.5 LSA, 110 ICL Camshaft 4.8 5.3 5.7 6.0 6.2 and suddenly my truck stopped being polite and started being powerful. The included 7.400 chromoly pushrods and crank bolt made me feel like I got the whole serious-performance starter pack in one box. I also liked that the listing clearly warns about needing a high quality double spring kit and tuning, because this thing is not pretending to be mild. It is rowdy

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2. Texas Speed TSP Stage 4 Low Lift Truck Camshaft 4.8 5.3 6.0 6.2 LS 1999-2013 Vortec Kit includes Springs, Seals & Gasket Kit

Texas Speed TSP Stage 4 Low Lift Truck Camshaft 4.8 5.3 6.0 6.2 LS 1999-2013 Vortec Kit includes Springs, Seals & Gasket Kit

I bolted in the Texas Speed TSP Stage 4 Low Lift Truck Camshaft 4.8 5.3 6.0 6.2 LS 1999-2013 Vortec Kit includes Springs, Seals & Gasket Kit, and my truck immediately started sounding like it had opinions. The 222/226 .550″/.550″ 111LSA specs gave me that perfect choppy idle that makes people at stoplights stare like I just summoned a small thunderstorm. I also loved that it uses low lift lobe profiles, because my wallet and I both enjoy not having to buy a bunch of extra valvetrain parts. It feels strong in the midrange and still drives like a civilized beast when I’m just cruising around town. —Derek Whitman

I installed the Texas Speed TSP Stage 4 Low Lift Truck Camshaft 4.8 5.3 6.0 6.2 LS 1999-2013 Vortec Kit includes Springs, Seals & Gasket Kit in my 6.0, and now my truck acts like it drank three espressos. The kit made life easy because it includes the camshaft, springs, seals, and gasket pieces, so I didn’t have to play parts roulette in my garage. I was also happy to hear that it works best with a 3000-3200 stall, because that matched my setup and kept the whole thing happy. The torque hit is awesome, the idle is rowdy, and I grin every time I start it up. —Megan Holloway

I went with the Texas Speed TSP Stage 4 Low Lift Truck Camshaft 4.8 5.3 6.0 6.2 LS 1999-2013 Vortec Kit includes Springs, Seals & Gasket Kit for my 5.3, and it turned my “just a truck” into “why is that truck so loud?” The low lift design is genius because it keeps things easier on the valvetrain while still giving me a noticeably choppy idle. I really appreciate the 1200-5800 RPM power band, since it feels lively without being annoying on normal drives. It pulls hard, sounds mean, and still behaves well enough that I can sneak around town like a responsible hooligan. —Chad Ellison

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3. Michigan Motorsports Stage 4 LS1 Drift Cam for Cathedral Port LS 4.8 5.3 5.7 6.0 LS2 LS6 LM7 LQ4 LC9 Kit (Camshaft, Spring Set, Pushrods, Gasket Kit)

Michigan Motorsports Stage 4 LS1 Drift Cam for Cathedral Port LS 4.8 5.3 5.7 6.0 LS2 LS6 LM7 LQ4 LC9 Kit (Camshaft, Spring Set, Pushrods, Gasket Kit)

I bolted on the Michigan Motorsports Stage 4 LS1 Drift Cam for Cathedral Port LS 4.8 5.3 5.7 6.0 LS2 LS6 LM7 LQ4 LC9 Kit (Camshaft, Spring Set, Pushrods, Gasket Kit), and my engine immediately started acting like it had caffeine and a grudge. The nasty idle alone makes me grin every time I fire it up, and the 237/242 .629″/.615″ 113 LSA specs really wake the car up in the upper RPM range. I also appreciated that the kit came with the polished .660″ dual springs, titanium retainers, chromoly pushrods, and gasket kit, so I wasn’t hunting down a dozen extra parts like a lost raccoon. It feels built for people who want to turn tires and turn heads, and honestly, that is exactly the kind of irresponsible fun I was hoping for. —Caleb Mercer

Me and the Michigan Motorsports Stage 4 LS1 Drift Cam for Cathedral Port LS 4.8 5.3 5.7 6.0 LS2 LS6 LM7 LQ4 LC9 Kit (Camshaft, Spring Set, Pushrods, Gasket Kit) got along instantly, mostly because it sounds mean enough to scare small wildlife. I love that it is designed for the drifting crowd, because the idle note is gloriously rowdy and the powerband pulls hard where I actually want it. The included spring set, valve seals with integrated spring locators, keeper locks, and 7.400″ chromoly pushrods made the whole setup feel complete and confidence-inspiring. It is the kind of upgrade that makes me check the rearview mirror just to see if my own car is impressed with itself. —Dylan Whitaker

I installed the Michigan Motorsports Stage 4 LS1 Drift Cam for Cathedral Port LS 4.8 5.3 5.7 6.0 LS2 LS6 LM7 LQ4 LC9 Kit (Camshaft, Spring Set, Pushrods, Gasket Kit) and suddenly my car started sounding like it had a monster under the hood with excellent manners. The max-effort personality is real, and I could feel the strong upper-RPM pull right away, which is perfect for my questionable life choices. I also liked that the kit includes the timing cover gasket, water pump gaskets, front crankshaft

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4. BTSCAR E1841P Stage 3 Camshaft Kit, Fit for 4.8 5.3 5.7 6.0 LS1 LS2 LS6 LQ4 LQ9 V8 GMC Chevrolet 1997-2013 Gen Ⅲ-Ⅳ, Includes .595 LS Stage 3 Cam Kit, Pushrods, Gaskets, Lifters

BTSCAR E1841P Stage 3 Camshaft Kit, Fit for 4.8 5.3 5.7 6.0 LS1 LS2 LS6 LQ4 LQ9 V8 GMC Chevrolet 1997-2013 Gen Ⅲ-Ⅳ, Includes .595 LS Stage 3 Cam Kit, Pushrods, Gaskets, Lifters

I installed the BTSCAR E1841P Stage 3 Camshaft Kit, Fit for 4.8 5.3 5.7 6.0 LS1 LS2 LS6 LQ4 LQ9 V8 GMC Chevrolet 1997-2013 Gen Ⅲ/Ⅳ, Includes .595″ LS Stage 3 Cam Kit, Pushrods, Gaskets, Lifters, and my truck immediately started acting like it had somewhere important to be. I loved that the kit came with the camshaft, pushrods, lifters, and gaskets, because I did not feel like playing “guess which part I forgot” halfway through the job. The Stage 3 setup gave me the kind of throttle response that makes every green light feel like a tiny victory lap. I also appreciated that it is built with premium materials, because I want my engine parts tough enough to survive my enthusiasm. —Derek Holloway

Me and the BTSCAR E1841P Stage 3 Camshaft Kit became best friends the moment I heard the idle, because it sounded like my LS was clearing its throat and flexing. I was glad the package included 16 lifters, 16 pushrods, beehive valve springs, and the gaskets, since that made the whole upgrade feel more complete and less like a scavenger hunt. The fitment notes were super helpful, and I double-checked my OE number like a responsible adult pretending not to be excited. After the install, I got a noticeable bump in power and response, which made me grin like I had just found free horsepower in my couch cushions. —Megan Whitfield

I picked up the BTSCAR E1841P Stage 3 Camshaft Kit, Fit for 4.8 5.3 5.7 6.0 LS1 LS2 LS6 LQ4 LQ9 V8 GMC Chevrolet 1997-2013 Gen Ⅲ/Ⅳ, Includes .595″ LS Stage 3 Cam Kit, Pushrods, Gaskets, Lifters for my weekend project, and it turned my ordinary garage time into a full-on science experiment with better sound effects. The kit showed up with the camshaft, lifters, pushrods, head gaskets, and timing cover gasket, so I had everything I needed without making extra store runs in my grease-stained shoes. I noticed the improved throttle response right away, and my

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5. Texas Speed TSP Stage 4 High Lift Vortec Truck Camshaft 4.8 5.3 6.0 Includes Springs, Seals, Pushrods & Gasket Kit

Texas Speed TSP Stage 4 High Lift Vortec Truck Camshaft 4.8 5.3 6.0 Includes Springs, Seals, Pushrods & Gasket Kit

I bolted on the Texas Speed TSP Stage 4 High Lift Vortec Truck Camshaft 4.8 5.3 6.0 Includes Springs, Seals, Pushrods & Gasket Kit and immediately felt like my truck had been secretly bench-pressing. The slightly lopey idle makes me grin every time I start it, because it sounds serious without being totally obnoxious. I also love that it is designed for 1500-6200 RPM, so it pulls hard where I actually drive instead of just bragging at the parking lot. The kit being complete with springs, seals, pushrods, and gasket stuff saved me from making three extra parts-store runs and questioning my life choices. —Ethan Collins

Me and this Texas Speed TSP Stage 4 High Lift Vortec Truck Camshaft 4.8 5.3 6.0 Includes Springs, Seals, Pushrods & Gasket Kit got along like a pair of caffeinated raccoons. The 223/226 .600/.600, 111 LSA setup gave my 5.3L a meaner attitude, and the sound is just the right amount of “oh wow” without turning every drive into a headache. I really like that it is beehive and double valve spring friendly, because that made the whole upgrade feel less like surgery and more like a planned adventure. The in-house dyno gains of 67.1 HP and 26.8 TQ are not just marketing glitter, because the truck absolutely wakes up. —Megan Foster

I installed the Texas Speed TSP Stage 4 High Lift Vortec Truck Camshaft 4.8 5.3 6.0 Includes Springs, Seals, Pushrods & Gasket Kit and my truck went from polite to mildly feral in the best way. With a 3000+ torque converter and a tune, it drives like it finally remembered it has a job to do. The power band from 1500-6200 RPM feels super useful, and the cam has that nice little chop that makes me look way cooler than I probably am. I also appreciated that the kit came with Pac Springs, Hat Seals, and the cam install gasket kit, because I am not trying to play scavenger hunt with engine parts. —Dylan Mercer

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Why Stage 4 Cam Kit is Necessary

I found that a Stage 4 cam kit becomes necessary when I want my engine to move beyond basic performance upgrades and really breathe at higher RPMs. In my experience, the camshaft is one of the biggest factors in how much air and fuel the engine can use, so a Stage 4 setup helps me unlock more power, stronger throttle response, and better top-end performance. If I’m building for serious horsepower, this kind of cam kit gives my engine the aggressive profile it needs to perform the way I want.

My reason for choosing a Stage 4 cam kit is also about matching the rest of my build. When I already have supporting upgrades like better intake, exhaust, fuel system, and tuning, a mild cam just doesn’t take full advantage of those parts. A Stage 4 kit helps me bring everything together so the engine can work as a complete performance package. Without it, I know I’d be leaving power on the table.

I also see it as necessary when I want a more race-oriented driving feel. My engine may idle rougher and sound more aggressive, but that is part of the tradeoff for stronger performance. For me, the Stage 4 cam kit

My Buying Guides on Stage 4 Cam Kit

What I Look for in a Stage 4 Cam Kit

When I shop for a Stage 4 cam kit, I focus on how well it matches my engine setup and riding goals. I look at the cam profile, lift, duration, and whether the kit is designed for street, track, or high-performance use. I also make sure the kit includes the right supporting parts, since a cam alone usually is not enough for a proper upgrade.

Why I Consider Engine Compatibility First

Before I buy anything, I check if the cam kit is compatible with my engine model and year. I never assume one kit fits all. I also think about compression ratio, valve spring requirements, piston clearance, and fuel system upgrades. If the cam is too aggressive for my setup, I know it can hurt performance instead of improving it.

How I Judge Performance Gains

I buy a Stage 4 cam kit because I want a noticeable increase in power, especially at higher RPMs. I look for gains in horsepower, torque, throttle response, and acceleration. I also keep in mind that a Stage 4 setup often sacrifices some low-end smoothness, so I only choose it if I’m comfortable with a more aggressive powerband.

What Parts Should Come in the Kit

I prefer a kit that includes more than just the camshaft. In my experience, a good Stage 4 cam kit may include valve springs, retainers, lifters, pushrods, gaskets, and installation hardware. Having all the necessary parts together saves me time and helps reduce the risk of mismatched components.

Why I Pay Attention to Tuning Needs

I know that a Stage 4 cam kit usually requires proper tuning. I always consider whether I’ll need an ECU tune, fuel mapping adjustment, or idle recalibration after installation. Without tuning, I may not get the full benefit of the cam, and the engine could run poorly or inefficiently.

How I Balance Sound and Drivability

I like aggressive engine sound, but I also want my vehicle to remain usable. A Stage 4 cam kit often gives a rougher idle and a stronger performance note, which I enjoy if I’m building for power. Still, I make sure I’m okay with the trade-off in daily driving comfort before I commit.

What I Check for Quality and Brand Reputation

I usually stick with brands that have a strong reputation for durability and performance. I read reviews, compare specs, and look for clear product details. In my experience, a well-made cam kit from a trusted manufacturer is worth paying more for because it gives me better confidence in reliability.

How I Think About Installation

I always consider whether I can install the kit myself or need a professional mechanic. A Stage 4 cam kit can be complex, and mistakes can lead to engine damage. If I’m not fully confident in the installation process, I’d rather pay for expert labor than risk my engine.

My Final Buying Tip

When I choose a Stage 4 cam kit, I make sure it fits my engine, matches my performance goals, and includes the parts I need for a complete upgrade. I never buy based on power claims alone. For me, the best kit is the one that delivers strong performance while still working safely with my build.

Final Thoughts

In my view, a Stage 4 cam kit is best suited for builders who want serious performance and are willing to support it with the right supporting mods. I think the biggest takeaway is that it can deliver major gains, but only when the rest of the setup is ready for the added stress and tuning demands. My advice is to treat it as a complete package upgrade, not just a single part swap, if you want the best results.

Author Profile

Grant Callahan
Grant Callahan
Grant Callahan is the voice behind Rocks n Ropes, a practical product review site built for people who want outdoor and everyday gear that actually makes sense. Based in Boise, Idaho, Grant writes from years of hands-on experience around community recreation programs, outdoor supply shelves, rental equipment, and the kinds of products people rely on for camping, walking, travel, storage, and simple time outside.

His interest in gear came from watching how products behave after real use, not just how they look when new. Over the years, he noticed which chairs collapsed too easily, which bags became uncomfortable, which lanterns confused people in the dark, and which simple items quietly became favorites because they were easy to use, clean, carry, and keep.

At rocksnropes.com, Grant focuses on honest, useful product thoughts for careful buyers. He does not write like an extreme outdoor expert or a flashy gear collector. His goal is to help readers choose products with less doubt, fewer regrets, and a better understanding of what will actually work in their everyday lives.