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USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 12 - Jul 17
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Description
7-Inch 12-1X Crank Trigger Kit, SBC, Hall Effect 556-171For Small Block Chevrolet Features: Most accurate way to trigger your electronic fuel injection (EFI), can be installed as 12 1 or 12x1 Powerful magnets embedded in a 3 8 inch thick billet 6061 T6 aluminum trigger wheel1 3 wire Hall Effect Sensor that is not easily susceptible to EMI RFI Interference1 Engine specific kits include a direct bolt on billet aluminum pick up bracket1 Rigid mounting that will not flex and cause timing fluctuation1 Easy to
For Small Block Chevrolet
Features:
- Most accurate way to trigger your electronic fuel injection (EFI), can be installed as 12-1 or 12x1
- Powerful magnets embedded in a 3/8-inch thick billet 6061-T6 aluminum trigger wheel1
- 3-wire Hall-Effect Sensor that is not easily susceptible to EMI/RFI Interference1
- Engine specific kits include a direct bolt-on billet aluminum pick up bracket1
- Rigid mounting that will not flex and cause timing fluctuation1
- Easy to install much like traditional MSD Crank Trigger Kits 1
- Included installation instructions cover mechanical setup and provide step-by-step Holley EFI Software Setup1
Specs:
| Brand | Holley EFI |
|---|---|
| Category Filter | Fuel Injection - EFI |
| Clearance Category | Fuel Injection - EFI |
| Color | Silver |
| Diameter | 7-inch |
| Emission Code | 4 |
| Make | Small Block Chevrolet |
| Product Type | Crank Trigger Kit |
| Sensor Type | Hall Effect |
| Warning | California Proposition 65 |
Application:
| Year | Make | Model | Submodel |
|---|---|---|---|
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
4.4 ★★★★★
Based on 675 reviews
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Product Reviews
★★★★★ 5
Very nice
Color: White
It is a very nice jewelry box. Has room for lots of stuff and very well made. I love it
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Reviewed in the United States on May 30, 2026
★★★★★ 5
Jewelery Box
Color: Black
I like this compact jewelry box. Lots of drawers and stylish without looking gaudy.
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Reviewed in the United States on June 1, 2026
★★★★★ 4
Nice jewelry box
Color: White
Beautiful jewelry box. Lots of storage and the right size to sit on top of a dresser.
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Reviewed in the United States on April 21, 2026
★★★★★ 5
I’ll buy another
Color: Black
Looks just like the photo
I got black and it’s very sturdy good quality decent size for the amount of jewelry I have and for the price I can’t complain
Color, value, and stability is great
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Reviewed in the United States on March 22, 2026
★★★★★ 5
GREAT JEWELRY BOX
Color: Beige
Great size jewelry box. Looks very nice
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Reviewed in the United States on May 5, 2026