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NGK Iridium IX 4-Piece Spark Plug Set

NGK 7510-Set4 is a 4-piece Iridium IX spark plug set. Includes four NGK Iridium IX spark plugs, part number 7510, with a 0.040 in gap and tapered tip. Listed for select Ford and Mercury vehicles. Check the fitment table for exact years, engines and vehicle notes.

IridiumIridium IX Design
Install-ReadyPre-Gapped At 0.040 in

What's in the Box

4 x Iridium IX Spark PlugsNGK, Nickel, Tapered TipPart Number 7510

Fits These Vehicles

MakeModelYearsEngine
FordPinto1971-19742.0L L4
MercuryCapri1971-19742.0L L4

Read the vehicle notes before you confirm fit. A note such as a VIN range, production date or required option decides whether this part fits your vehicle. Check for notes in this table and in the compatibility tool.

  1. Check your exact year, model, trim and engine in the compatibility tool at the top of this page.
  2. Confirm your engine matches the Engine column for your model and year.
  3. Compare the gap and thread size with your original spark plug and the specifications before installation.

Not sure it fits?

Send us your VIN and original spark plug number. The VIN can confirm the factory vehicle application and engine.

Why Choose This Kit

Iridium Design. The input identifies these as NGK Iridium IX spark plugs.

Pre-Gapped. The listed spark plug gap is 0.040 in.

Complete Set. Four spark plugs are included for the listed application.

Specifications

ComponentPart NumberQuantityTypePosition
Iridium IX Spark PlugsNGK 75104Spark PlugStandard

Spark Plug Gap: 0.040 in

Reach: 60.00 mm

Thread Size: 14 mm

Seat Type: Tapered

Terminal Type: Non-Removable Nut

Material: Iridium And Copper

Hex Size: 13/16 in

Tip Design: Taper Cut

Cross Reference Numbers: 4000, 4026, 4226, 6200, 7510, AP124, AP45, AP46, AP5125, APP45, APP46, APP5125, DR7BP, DR8BPX, DR9BPX

Shipping, Returns and Warranty

Shipping

  • Your delivery estimate is shown next to the price.
  • Most orders placed by 4:00 PM ET on business days ship the same day, with tracking.
  • We deliver to the lower 48 states. International orders ship through eBay International Shipping.
  • Check your address at checkout. It can't be changed after purchase.

Returns

  • Return eligibility, time limits, and return shipping terms are shown in the "Shipping, returns, and payments" section of this listing.
  • Return the item complete, with all parts and packaging, in the same condition received. Please ship the product box inside another box and do not tape, label, or write on the product box.
  • Returns for reasons such as ordering the wrong part or changing your mind must be new, unused, and not installed. Used, installed, damaged, or incomplete returns may have up to 50% deducted from the refund for loss in value, where allowed by eBay policy.
  • If there is a problem with your order, please message us before returning the item so we can help.
  • For fitment questions, send us your vehicle information or VIN and original part number before purchasing.

Seller Warranty

  • 30 days against manufacturing defects. This is separate from returns.
  • Normal wear and incorrect installation are not covered.
  • To claim, send photos of the defect, your VIN, and a mechanic's report with install date, mileage at install, current mileage and cause of failure.
  • Return the part in its original packaging.

Availability

  • If an item sells out before your order ships, we will let you know and refund you right away.

Before You Purchase: Please confirm fit with your VIN and original part. Professional installation recommended. Our warranty covers the part only, not labor or any resulting damage.