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Center Locater Screws Bolt Style Spark Review

2

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Very good

Revainrating 4 out of 5  
Rating 
4.0
🧯 Ignition Parts, 🛠️ Replacement Parts

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Description of Center Locater Screws Bolt Style Spark

FITS: For cam indexing, valve adjustment and distributor installation. SIZE: 14 mm. Threads into any cylinder head with a 14mm spark plug hole. FUNCTION: Tool provides a positive stop for the piston when locating top dead center. It screws into the spark plug hole. ADVANTAGE: Bolt style screws into spark plug hole while plate type bolts across any cylinder bore when heads are off. ENSURE: If there is any problem with the product, please do not hesitate to contact us, we will help you solve the problem.

Reviews

Global ratings 2
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  • 4
    2
  • 3
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  • 2
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  • 1
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Type of review

Revainrating 4 out of 5

Game-Changer for Automotive Ignition ":

These bolts are a must-have for anyone doing work on their car's ignition system. The center locater feature ensures perfect alignment every time making installation a breeze. The bolts are high quality and feel durable. However, they may not fit every type of ignition system and it`s important to double-check compatibility before purchasing..

Pros
  • Easy to install
Cons
  • May require frequent tightening to maintain accuracy

Revainrating 4 out of 5

Works perfectly, thread could be longer

Bought to test TDC on my 347 Ford Windsor. Victor jr heads have long threaded plugs and it would be nice if these threads were about twice as long to spread the load over the length of the thread. The inner shaft fits into the base, but the threads aren't as tight as they could be. I screwed the shaft all the way in and got pretty decent stiffness. The photos show the fully installed instrument with two time stamps applied with black marker on yellow tape. With the tool fully adjusted, I found…

Pros
  • PURPOSE: The tool provides a reliable stop of the piston when determining the top dead center. It is screwed into the spark plug hole.
Cons
  • Long wait