65 Series Spark Plugs
#1
Senior Member
Thread Starter
65 Series Spark Plugs
It looks like pretty much everyone is going back with the stock plugs for the 65 series motors. Has anyone tried anything else with good results? The following iridium options are available on Rock Auto.
AUTOLITE Part # XP3923 Xtreme Performance (Rebate/Promotion Available!)
OE Style; Gap .032; Requires 2 plugs per cylinder
$4.50
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DENSO Part # 5304 {#IK20} Iridium Plug
Gap 0.044; Long # IK20; Iridium Power Performance Upgrade With World's Smallest Center Electrode (0.4 mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir); 2
$6.66
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DENSO Part # 3403 {#SK20PRA8} Iridium Long-Life
Gap 0.035; Long # SK20PR-A8; O.E. Recommended Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) With Platinum Ground Strap; 2
$8.49
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NGK Part # 5648 {#IFR6QG} Laser Iridium
.032; OEM/OES Spark Plug
$9.68
Thanks!
AUTOLITE Part # XP3923 Xtreme Performance (Rebate/Promotion Available!)
OE Style; Gap .032; Requires 2 plugs per cylinder
$4.50
Add Part
DENSO Part # 5304 {#IK20} Iridium Plug
Gap 0.044; Long # IK20; Iridium Power Performance Upgrade With World's Smallest Center Electrode (0.4 mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir); 2
$6.66
Add Part
DENSO Part # 3403 {#SK20PRA8} Iridium Long-Life
Gap 0.035; Long # SK20PR-A8; O.E. Recommended Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) With Platinum Ground Strap; 2
$8.49
Add Part
NGK Part # 5648 {#IFR6QG} Laser Iridium
.032; OEM/OES Spark Plug
$9.68
Thanks!
#3
I ordered these from sparkplugs.com a few months back and have had zero issues. I replaced both coilpacks at the same time, too.
Following is a summary of your order:
24 - Denso Platinum TT Plug
Stock Number: 4504
Part Number: PK20TT
Unit Price: $3.26
Extended Price: $78.24
Following is a summary of your order:
24 - Denso Platinum TT Plug
Stock Number: 4504
Part Number: PK20TT
Unit Price: $3.26
Extended Price: $78.24
#4
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W220 S65 AMG
I ordered these from sparkplugs.com a few months back and have had zero issues. I replaced both coilpacks at the same time, too.
Following is a summary of your order:
24 - Denso Platinum TT Plug
Stock Number: 4504
Part Number: PK20TT
Unit Price: $3.26
Extended Price: $78.24
Following is a summary of your order:
24 - Denso Platinum TT Plug
Stock Number: 4504
Part Number: PK20TT
Unit Price: $3.26
Extended Price: $78.24
#6