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Description
JUN AUTO High Lift Camshafts EX For NISSAN RB26DETT 1004M-N521Brand JUN AUTO Product Number 1004M N521 Compatible Car NISSAN Compatible Models RB26DETT Product Description (Product No.: For R34) Regular Camshaft Series: This series is a camshaft with the generality which it has from former times. And, this series can choose in the Camshaft Kit. Spec (unit: mm) Duration: 66 (264) Lift: 10. 5 BC: 30 VC: 0. 33 EX * VC=Valve Clearance (cool conditions) Remarks [REQUIRED]Cam lobe refuge machining [REQUIRED]Reinforced
| Brand | JUN AUTO |
| Product Number | 1004M-N521 |
| Compatible Car | NISSAN |
| Compatible Models | RB26DETT |
| Product Description | (Product No.: For R34) Regular Camshaft Series: This series is a camshaft with the generality which it has from former times. And, this series can choose in the Camshaft Kit. Spec (unit: mm) Duration: 66 (264) Lift: 10.5 BC: 30 VC: 0.33 EX * VC=Valve Clearance (cool conditions) |
| Remarks | [REQUIRED]Cam lobe refuge machining [REQUIRED]Reinforced valve spring * The height of lift shows the valve lift. * The camshaft which is 10.5mm or higher lift of the profile needs to trim your cylinder head. * You may need to trim your cylinder head according to the conditions of your cylinder head even if it is under 10.5mm so that a cam lob does not hit to the cylinder head. * The camshaft which is 11.35mm or higher lift of the profile needs to use valve springs for high lift. * The camshaft which is 10.8mm or higher lift of the profile needs to use the exclusive use valve retainers (+0.5mm offset). * The camshaft which is 11.35mm or higher lift of the profile needs to use the exclusive use valve retainers (+1.5mm offset). * We prepare the Camshaft Kit which contains valve springs and valve retainers. * Intake camshafts for BNR34 are same as the BNR32/BCNR33 |
| Notes | Images are for illustration purpose only. Actual product may vary. |
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4.6 ★★★★★
Based on 17 reviews
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Product Reviews
★★★★★ 4
Perfect size and weight with compact size
Style: Rack with 3 Pairs (3, 5, and 8 Pound)
I purchased the Amazon Basics Neoprene Dumbbell Hand Weights specifically for Pilates, and they’ve been a great addition to my routine. The size and weight are perfect for controlled movements, helping with muscle toning without feeling too bulky or awkward.
The neoprene coating gives them a comfortable, non-slip grip, which is especially important during longer sessions or when your hands get a little sweaty. They feel secure and easy to hold through a full workout.
I also like the shape—they don’t roll around on the floor, which makes transitions between exercises smoother and less frustrating. They’re compact enough to store easily but still feel durable and well-made.
Overall, these are a simple, affordable, and effective option for Pilates or light strength training. I’d definitely recommend them for anyone looking to add a little resistance to their workouts without overcomplicating things.
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Reviewed in the United States on April 20, 2026
★★★★★ 5
Well made , gym quality
Style: 10 Pound, Pair
Color is nice and bright . The weights grips are good they do not slip . Prices reflect quality
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Reviewed in the United States on May 29, 2026
★★★★★ 5
Good purchase
Style: 3 Pound, Pair
These are just the right weight for me to start gaining muscle back in my arms, after a large weight loss. They are of good quality, they are covered in a nice rubber like coating that is soft to the touch. They are small enough that i can take them with me when I travel. My dog has got hold of them a couple times and played with them, and they held up just fine without any damage.
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Reviewed in the United States on April 28, 2026
★★★★★ 5
Solid, grippy, and they don’t roll away!
Style: 10 Pound, Pair
I bought these because I’m finally trying to build a consistent home workout routine and didn't want to drop a fortune on name-brand weights. I’ve been using this 10lb pair for about a month now for everything from overhead presses to lunges, and honestly, they’re exactly what I was looking for.
The Pros:
• That Neoprene Grip: The coating is fantastic. Even when my hands get pretty sweaty halfway through a workout, I don’t feel like I’m going to drop them. It’s a much "softer" feel than cold metal or hard plastic.
• The Hex Shape: This is a small detail that makes a huge difference. Since the ends are hexagonal, they don't roll across the floor when I set them down between sets. They also stay put if I’m using them for "renegade rows" or floor work.
• Compact Size: They aren’t bulky. I can easily shove them under my bed or in the corner of the closet when I’m done.
• No Weird Odor: I was worried they might smell like a tire factory (which happens with some rubber-coated weights), but these had almost no scent right out of the box.
The Cons:
• Handle Diameter: The handles are a little on the thicker side. I have medium-sized hands and it’s fine, but if you have very small hands, they might feel a bit chunky to wrap your fingers all the way around.
• Color Scuffs: The navy blue looks great, but if you clank them together or drop them on concrete, the coating can scuff or show dust pretty easily.
The Verdict:
If you just need a reliable set of weights for HIIT, Pilates, or general strength training, these are a no-brainer. You're basically getting gym-quality equipment for a fraction of the price. I’ll probably be back for the 15lb set in a few months!
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Reviewed in the United States on January 27, 2026
★★★★★ 5
Simple, Comfortable, and Exactly What You Expect
Style: Rack with 3 Pairs (5, 10, and 15 Pound)
These are pretty much exactly what you want from a set of dumbbells — simple, functional, and no nonsense. The neoprene coating gives them a comfortable grip and keeps them from feeling slick in your hands, especially during longer workouts or if your hands get sweaty.
The coating also helps keep them from banging up floors or making as much noise compared to bare metal weights, which is nice if you’re working out at home.
Weight accuracy seems fine for general fitness use, and they’ve worked great for things like accessory movements, shoulder work, lighter presses, rehab-style exercises, and general muscle toning. The shape also helps keep them from rolling around everywhere when set down.
They’re not fancy, and they’re not trying to be — they’re just dependable dumbbells that do what they’re supposed to do at a fair price.
If you want straightforward hand weights for home workouts without overthinking it, these are a solid buy.
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Reviewed in the United States on May 26, 2026
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