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Description
Holley EFI 565-307 Sniper EFI Hyperspark DistributorOverview: Introducing HyperSpark Ignition, from Sniper EFI. Designed with one goal, to easily add Ignition Timing Control to nearly any Sniper EFI installation. The HyperSpark Distributor housing is billet aluminum stuffed with a Hall Effect crank signal sensor for a noise free rpm signal to your Sniper EFI ECU. The complete system consists of a High Output HyperSpark CD Ignition Box (556 151) that produces 535 volts of primary voltage all the way up
Overview:
Introducing HyperSpark Ignition, from Sniper EFI. Designed with one goal, to easily add Ignition Timing Control to nearly any Sniper EFI installation. The HyperSpark Distributor housing is billet aluminum stuffed with a Hall Effect crank signal sensor for a noise-free rpm signal to your Sniper EFI ECU. The complete system consists of a High Output HyperSpark CD Ignition Box (556-151) that produces 535 volts of primary voltage all the way up to 12,000 RPM and a HyperSpark ignition coil (556-152) that sends 45,000 volts worth of fuel-burning power to the plug, ensuring complete fuel combustion!
Hyperspark CD Ignition Box (556-152) and Ignition Coil (556-151) sold separately.
Features:
- Hall Effect crank trigger sensor housing provides a noise-free RPM signal to the Sniper ECU
- Recommended for Sniper EFI BBD, 550-858,550-859 or 550-860
- Billet distributor housing provides corrosion resistance and stylish looks!
- Patented Clear Installation cap eliminates any confusion while installing the distributor.
- Easiest plug and play way to add timing control to a Sniper EFI Installation.
- Distributor shutter wheel is pinned and welded to the shaft, for decades of reliable accuracy.
- Includes Wire Retainer for a clean installation.
- Comes with Cast Gear Installed - contact camshaft manufacturer for recommended gear material.
Application:
| Year | Make | Model | Submodel | Engine Size |
|---|---|---|---|---|
| 1987 - 1990 | Jeep | Wrangler | 258/4.2L L6 | |
| 1971 - 1975 | Jeep | CJ6 | 258/4.2L L6 | |
| 1974 - 1976 | Jeep | J20 | 258/4.2L L6 | |
| 1972 - 1983 | Jeep | Wagoneer | 258/4.2L L6 | |
| 1971 - 1983 | Jeep | CJ5 | 258/4.2L L6 | |
| 1971 - 1973 | Jeep | J-2600 | 258/4.2L L6 | |
| 1971 - 1973 | Jeep | J-4500 | 258/4.2L L6 | |
| 1981 - 1985 | Jeep | Scrambler | 258/4.2L L6 | |
| 1973 - 1983 | Jeep | DJ5 | 258/4.2L L6 | |
| 1979 | Jeep | DJ5 | ||
| 1976 - 1986 | Jeep | CJ7 | 258/4.2L L6 | |
| 1974 - 1987 | Jeep | J10 | 258/4.2L L6 | |
| 1972 - 1973 | Jeep | Commando | 258/4.2L L6 | |
| 1971 - 1973 | Jeep | J-2500 | 258/4.2L L6 | |
| 1984 - 1986 | Jeep | Grand Wagoneer | 258/4.2L L6 | |
| 1974 - 1983 | Jeep | Cherokee | 258/4.2L L6 | |
| 1971 - 1973 | Jeep | J-4800 | 258/4.2L L6 | |
| 1971 - 1973 | Jeep | J-4700 | 258/4.2L L6 | |
| 1971 | Jeep | J-3800 | 258/4.2L L6 | |
| 1971 - 1973 | Jeep | J-4600 | 258/4.2L L6 | |
| 1971 - 1973 | Jeep | J-100 | 258/4.2L L6 |
Specs:
| Brand | Holley Sniper EFI |
|---|---|
| Color | Black |
| Emission Code | 3 |
| Product Type | Ignition Boxes |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 2257 reviews
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Product Reviews
★★★★★ 5
Comfort and affordable
Size: Size 5, Unit Count: 56
⭐⭐⭐⭐⭐ Absolute Game Changer for Active Toddlers!
If you have a little one who treats diaper changes like a wrestling match, you need the Pampers Cruisers 360. We switched a few months ago, and I honestly can’t imagine going back to traditional taped diapers.
Here is why they are a staple in our household:
* The "Gap-Free" Fit: The 360-degree stretchy waistband is genius. It fits snugly around the tummy and back, which has completely eliminated those dreaded "blowouts" during playtime or naps.
* Easy On, Easy Off: Putting these on is as simple as pulling up a pair of pants. When it’s time for a change, you just tear the Easy-Tear Sides, roll it up, and use the built-in disposal tape. It makes mid-runway-escape changes actually possible.
* Skin Friendly: My toddler has somewhat sensitive skin, but we’ve had zero issues with rashes. They are incredibly soft—almost like real underwear—and breathe really well.
* Serious Absorbency: Even with a heavy wetter, these hold up overnight without leaks. The Dual Leak-Guard Barriers around the legs are the unsung heroes here.
Bottom line: They are perfect for the "crawler-to-walker" transition. They stay in place no matter how much climbing or sprinting is happening. Definitely worth every penny for the peace of mind (and the saved outfits)!
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Reviewed in the United States on March 3, 2026
★★★★★ 5
Perfect diapers -soft,absorbent,and no leaks!
Size: Size 6, Unit Count: 48
These Pampers diapers are amazing! The material is very soft and comfortable for my baby. They have great absorbency and can last through the night without any leaks. I also noticed no rashes or irritation, which is very important to me. The fit is perfect and easy to put on. Definitely one of the best diapers I’ve used. Highly recommended!
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Reviewed in the United States on April 11, 2026
★★★★★ 5
Mom of 6 approved
Size: Size 3, Unit Count: 78
I'm a mom of 6 and these are the best diapers. No problems. Extremely soft and comfy. Easiest diaper to get on a toddler doing the alligator roll. I put my hands through the leg holes and grab their feet to pull them through for easiest pull on. No problems with blow outs. I love the new tear off feature, so no issue with getting them off. I get them on subscription on Amazon to save money and get the big pack.
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Reviewed in the United States on March 21, 2026
★★★★★ 5
Recommended
Size: Size 5, Unit Count: 100
I absolutely love these Pampers Cruisers 360 Size 5 diapers! As a parent of an active toddler, diaper changes used to be such a struggle—but these have made a huge difference.
The pull-on style is a game changer. I can quickly put them on even when my child is moving around, and the 360° stretchy waistband fits snugly without being too tight. It really feels like little “training pants,” which is great as we slowly move toward potty training.
What impressed me the most is how leak-proof and absorbent they are. Even during long days or naps, they keep my child dry and comfortable. The material is also very soft and gentle on the skin, and we haven’t had any irritation or rashes at all. (They’re actually designed to be gentle and hypoallergenic, which gives extra peace of mind.)
I also love the easy tear-away sides and disposal tape—it makes cleanup so quick and mess-free.
Overall, these diapers are perfect for active toddlers. Comfortable, reliable, and super convenient—I highly recommend them!
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Reviewed in the United States on April 28, 2026
★★★★★ 5
It's worth it.
Size: Size 7, Unit Count: 44, Size: Size 7, Unit Count: 44
I would like to provide feedback regarding a recent diaper experience. My toddler, who has a tendency to remove his diaper, has previously used Parent's Choice products since birth without issue. However, I have recently encountered a problem with both their standard diapers and Pull-Ups, specifically concerning the coverage in the gluteal region. This has led to the diaper riding up and causing a significant rash due to friction.
I am pleased to report that after two hours of use, the current diaper has exceeded my expectations. My son has not removed it, and the coverage in the gluteal area is excellent. I will provide an update should any leakage occur. I also appreciate the baby powder scent and the overall quality of the product. While the price point is slightly higher than I typically prefer for diapers, my son is approaching three years old and will soon be transitioning to potty training.
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Reviewed in the United States on May 3, 2026