NGK 7559 Iridium IX Spark Plug - Thread Size M14 x 1.25, Hex Size 5/8 in (16mm)
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Description
NGK Iridium IX spark plugs are engineered for performance enthusiasts, delivering outstanding acceleration and fuel efficiency.
- Provides outstanding acceleration, high fuel efficiency, and durability.
- Offers extreme ignitability and exceptional anti-fouling.
- Tapered cut ground electrode provides improved starting, idling, and throttle response.
- Iridium fine wire center electrode's durability is six times harder than platinum.
- Iridium alloy's extremely high melting point is perfect for today's engines.
- For even greater performance consider upgrading to an NGK Ruthenium HX plug.
For more technical details and/or manufacturers product guides, email us.
Most orders leave our warehouse within 1 business day unless otherwise noted.
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Features
- Short Style Spark Plug:No
- Metallurgy:Single Iridium
- Stock Number:7559
- Service Number:UR45IX
- Part Number:UR45IX
- Resistance:5000.0 (82)
- Ground Electrode Tip Design:Taper Cut
- Ground Configuration:J-Gap
- Thread Type Standard:Metric
- Ground Electrode Core Material:Nickel
- Washer (s) Included:No
- Grade Type:Performance
- Electrical Terminal Type:Non-Removable Nut
- Center Electrode Core Material:Copper
- Center Electrode Tip Material:Iridium
- Pre-Gap Size 1:.060 (IN)
- Pre-Gap Size 2:1.5 (MM)
- Ground Electrode Quantity:1
- Hex Size:5/8" (16mm)
- Insulator Height 1:2.19 (IN)
- Insulator Height 2:55.5 (MM)
- Manufacturer Heat Range:4
- Seat Type:Tapered
- Reach 1:0.460 (IN)
- Reach 2:11.2 (MM)
- Insulator Material:Ceramic
- Resistor Type:Yes
- Skirt Length:0.0 (MM)
- Thread Size:M14 - 1.25
- Ground Electrode Tip Material:Nickel
- Skirt:No
- Center Electrode Insulator Tip Projection 1:0.16 (IN)
- Center Electrode Insulator Tip Projection 2:4.0 (MM)
- Center Electrode Design:Fine Wire
- Center Electrode Projection:Mid Projection
- Interchange - ACDELCO:41-811 41-826 R45T 41-818 11 R45TX 41-811 R45T 41-818 41-826 11 R45TX
- Interchange - ACDELCO GOLD/PROFESSIONAL:R45TSX 41-905 10 R46SZ 41-803 41-816 R43TS6 1 R42TS R44TS R43TS R44TSX R45TSX 41-817 41-629 10 41-810 41-803 R42LTS R46SZ R43TS6 2 R44TX R43TS 1 41-830 41-816 R44NTSE R42LTS 41-803 1 41-830 R44TX R44TS 2 R44TSX 41-817 41-830 R42LTS R44TX R46SZ R43TS6 41-905 R45TS 2 R43TS R42TS 41-816 R44TSX 41-629 41-905 41-803 R44NTSE R45TS R42TS R44TSX R45TSX 10 41-830 R42LTS 41-810 R44TX R44NTSE 41-629 R43TS R45TS 41-905 41-817 R44NTSE R44TS 1 R42TS 41-810 R45TSX 41-629 10 41-810 41-817 41-816 R46SZ 2 R43TS6 R44TS R45TS
- Interchange - ACDELCO GOLD/PROFESSIONAL CANADA:R45TS 41-905 R42TS 41-629 10 R45TSX 41-810 1 R44TS R46SZ 41-817 R43TS6 2 41-816 R44TSX 41-803 R44NTSE R42LTS 41-830 R44TX R43TS
- Interchange - AUTOLITE:XP666 APP666
- Interchange - AUTOPART INTERNATIONAL:NGK7559
- Interchange - AUTOZONE/ACDELCO:41-818 R44TS R45TX R46SZ 41-817 R43TS6 41-816 R44TSX R44NTSE 41-803 R42LTS R43TS R44TX 41-830 R45T 41-826 R45TS 41-905 R42TS 41-811 41-629 R45TSX 41-810
- Interchange - AUTOZONE/AUTOLITE:AP26 26 666 AP666 AP665 APP666 XP26 XP25 APP26 XP666
- Interchange - AUTOZONE/NGK:7559
- Interchange - E3 SPARK PLUGS:E3.42
- Interchange - NAPA CANADA/AUTOLITE SPARK PLUGS- AUT:XP666
- Interchange - NAPA CANADA/NGK SPARK PLUGS - NGB:7559
- Interchange - NAPA/AUTOLITE - AUT:XP666
- Interchange - NAPA/E3 SPARK PLUGS-EEE:E342
- Interchange - NAPA/NGK SPARK PLGS-OXYGEN SENS-NGK:7559
- Interchange - NGK CANADA BASE NUMBERS:7558 7559 UR45IX
- Interchange - NGK CANADA STOCK NUMBERS:7559
- Interchange - NGK CANADA/NTK SENSORS:7559
- Interchange - NGK USA BASE NUMBERS:UR45IX
- Interchange - NGK USA STOCK NUMBERS:ZFR5F
- Applications 1:American Motors (9), 1980 - 1983
- Applications 2:Buick (5), 1980 - 1983
- Applications 3:Buick (46), 1977 - 1987
- Applications 4:Buick (36), 1975 - 1981
- Applications 5:Cadillac (10), 1980 - 1982
- Applications 6:Checker (3), 1980 - 1982
- Applications 7:Checker (6), 1977 - 1982
- Applications 8:Chevrolet (10), 1979 - 1983
- Applications 9:Chevrolet (41), 1970 - 1987
- Applications 10:Excalibur (19), 1971 - 1989
- Applications 11:Ford (107), 1974 - 1996
- Applications 12:GMC (7), 1978 - 1984
- Applications 13:Jeep (11), 1980 - 1983
- Applications 14:Lincoln (34), 1974 - 1992
- Applications 15:Mercury (47), 1974 - 1993
- Applications 16:Oldsmobile (8), 1979 - 1983
- Applications 17:Oldsmobile (61), 1977 - 1987
- Applications 18:Oldsmobile (5), 1975 - 1979
- Applications 19:Pontiac (15), 1977 - 1983
- Applications 20:Pontiac (55), 1970 - 1987
- Applications 21:Pontiac (62), 1975 - 1981
Reviews
Details
Product Details:
- Manufacturer:NGK
- Part Number:7559
- UPC:087295175590
- Sold in QTY:1
- Condition:New
- Country of Origin:Japan
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What customers are saying
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Questions shoppers ask
See all FAQsHow soon does it ship?
Most orders leave our warehouse within 1 business day unless otherwise noted. Add the item to your cart to see shipping cost and any tax.
Can I return it?
Most items can be returned within 30 days of delivery if they are unused and in their original, undamaged packaging. Email us for a Return Authorization (RA) number first, and make sure the item reaches our warehouse within those 30 days. A 15% restocking fee applies and you pay return shipping, unless the item is defective or the mistake was ours. Special orders and items marked No Return can't be returned. Full return policy.
Do you offer quantity discounts?
Many items do. When this one has them, the price breaks are listed with the price above, and the price updates as you change the quantity. Need a larger quantity than we show? Ask us.
Your prices are so good, is it new?
Yes. This item is new and in its original NGK packaging unless the description above says otherwise.