Product Summary

Tapered Spark Plug Seat Style, 0.708" Spark Plug Reach

  • Designed to withstand severe mechanical and thermal shock created by high-performance crate engines
  • Features a tapered seat style with a plug reach of 0.708"
  • Core material is constructed of copper and the tip material is made from nickel alloy
  • TR4 plugs have a 5/8" wrench size with a 14mm thread pitch
  • Built with a projected-type insulator
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Key Specs

MFG. Part #3754
BrandNGK
Thread Pitch14mm
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Need To Know

Quick and Easy Returns

Return Policy

NGK 3754 Details

Every NGK spark plug is designed to withstand severe mechanical and thermal shock associated with these high-revving, high-compression race crate engines.

Application

NGK 3754 Specifications

KEY SPECS
MFG. Part #3754
BrandNGK
Thread Pitch14mm
GENERAL
Spark Plug Seat StyleTapered
Spark Plug Reach0.708"
ResistorYes
Insulator TypeProjected
Spark Plug Heat Range4
Core MaterialCopper
Tip MaterialNickel Alloy
Wrench Size5/8"
Sold in QuantityEach
NotesTR4 Plug.
GTIN Code087295137543

Ratings & Reviews

4.7

3 Reviews

Overall Assessment

Customers are very satisfied with the product, praising its performance in their devices. They appreciate its superb quality and practicality, and some even report significant wins with its use. Many clients plan to repurchase our product due to its superior qualities compared to competitors. Despite a few reviews from customers who haven't used the product yet, the overall feedback highlights our product's effectiveness and outstanding results.

4.7

3 reviews

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I will buy these plugs again

5.0

4 years ago

Hitman Hillard

TN

Verified

Worked nice in my 602 Late Model. Checked gaps and install

Would Recommend

have not installed yet

4.0

9 years ago

jimdavy

kalispell mt.

Verified

I have not use them yet

work great

5.0

10 years ago

crowdpleazer

wv

Verified

i have a couple wins with these!

Would Recommend

Showing 3 of 3 reviews

Questions & Answers

6 Questions • 7 Answers

I have a 602 crate motor which I run on dirt we've been running 108 octane fuel and Tr 4 plug which performs well what do u recommend?

by Db racer

• 10 years ago

1 answer

I have a 602 crate the book that came with said to use a r43lts spark plug, i believe that is like a tr5, but it shows here to run a tr4 in the 602 and a tr5 in the 604

by davis91d

• 11 years ago

1 answer

What gap for 602 crate engine?

by Jimmyb3

• 12 years ago

1 answer

Is this the same as NGK TR4?

by Racer18

• 14 years ago

2 answers

What would be the correct plug for my Chevy zz4 crate motor if I run it in an asphalt late model stock car weighing 3000 lbs on a 1/2 mile banked oval with a 2 barrel holley caruretor with track fuel 110 oct

by Red 6 Racer

• 15 years ago

1 answer

what is the correct plug for a ZZ4 crate motor(350ci)?

by

• 15 years ago

1 answer

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