They are supposedly pregapped, but all my plugs that came had a gap of 0.035. My truck calls for a gap of 0.044. I had to use my gapping tool to adjust the gap of each.

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Denso 6 PCSNEW - #4503 PLATINUM T T Spark Plugs - PK16TT

Q: does this fit 2007 rx400h?

According to the information provided, you need Denso 4504. https://www.amazon.com/dp/B00S3H2D3Y?ref=myi_title_dp

Q: Compatible with Honda Odyssey 1998 4 cyl?

Cannot say, my application was a 2003 Odyssey and all went well

Product ID: 268151335

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Details

Brand
Denso
Core material
Platinum
Thread size
Thread Pitch:
Top material type
Platinum
Vehicle service type
Car

⚡Twin-Tip Platinum Electrodes

🔩360° Laser Welding Precision

⛓️Titanium-Enhanced Durability

Frequently Bought Together

6 PCSNEW -- DENSO #4503 PLATINUM T T Spark Plugs -- PK16TT

Set of 6 Ignition Coil Pack for 3.5 3.7 V6 Acura MDX Honda Ridgeline Pilot Saturn vue 2001 2002 2003 2004 2005 2006 2007 2008 2009 Coils Replaces# UF400 UF512 C1460

FEL-PRO VS 50607 R Engine Valve Cover Gasket Set for Honda Pilot

Description

⚡ Ignite Your Drive with Platinum Precision!

DURABILITY THAT LASTS - Titanium-enhanced alloy ground electrode minimizes tip erosion, extending spark plug lifespan significantly.
PLUG PLAY CONVENIENCE - Compact, lightweight design (40.8g) fits front and rear positions effortlessly for hassle-free installation.
UNMATCHED BUILD QUALITY - 360-degree laser welding ensures a robust, long-lasting connection that withstands extreme conditions.
PRECISION IGNITION POWER - DENSO’s unique 1.1mm twin-tip platinum electrodes deliver superior spark efficiency for smoother engine performance.
OPTIMIZED FOR PEAK PERFORMANCE - Designed to reduce misfires and improve fuel efficiency, keeping your engine running cleaner and stronger.

The DENSO 6 PCSNEW #4503 Platinum T T Spark Plugs feature a cutting-edge twin-tip 1.1mm platinum center electrode combined with 360° laser welding and a titanium-enhanced ground electrode. This advanced design maximizes ignition efficiency, durability, and fuel economy, making it an essential upgrade for professional-grade vehicle maintenance.

Specifications

Manufacturer	Denso
Brand	Denso
Model	6 pack DENSO Platinum TT 4503 Spark Plug
Product Dimensions	9.19 x 14.63 x 2.44 cm; 40.82 g
Item model number	PK16TT
Manufacturer Part Number	4503
Position	Front, Rear
Item Weight	40.8 g

Have a Question? See What Others Asked

are this pregap

Compatable with accord 01 4cyl?

does this fit 2007 rx400h?

Compatible with Honda Odyssey 1998 4 cyl?

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Suresh K.

Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

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