Will this work on a 02 civic EM2?

probably not. bolt lengths are different

Will this fit Toyota Prius 1.8 l engine no

No. Put in your auto information for the ARP STUD it will give you the correct one.

Hey can these fit zc sohc i hear they or family to the d16ys

ARP lists these to fit the D16Y engines, not the D16A engines.

Why don’t they come with lifetime warranty? This is arp right?

This item is an ARP product and all warranty claims go through ARP directly.

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ARP 2084305 High Performance 12-Point Cylinder Head Stud Kit

Product ID: 30899294

Details

Exterior Finish
Painted
Head Style
12-point
Manufacturer Grade
premium
Material
Cold-forged
Thread Size
0.625 inches

🔩Grade 8740 Alloy Steel - premium strength

⚙️200,000 psi heat-treated studs for max durability

🛠️12-point design for precise torque application

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Description

🔧 Lock in power with precision – the ultimate stud kit for serious Civic builds!

RACE PROVEN RELIABILITY - Trusted by top Sport Compact and Import racers, this kit is engineered to withstand the rigors of high-compression and power-adder engines.
UNMATCHED STRENGTH DURABILITY - Crafted from premium Grade 8740 alloy, these studs deliver superior tensile strength and fatigue resistance, ensuring your engine stays sealed under extreme conditions.
PRECISION ENGINEERED FOR PERFECT FIT - Centerless ground studs guarantee flawless alignment, making gasket and cylinder head installation effortless and exact every time.
OPTIMIZED FOR HIGH PERFORMANCE BUILDS - Special undercut studs balance stretch and clamping force, preventing blown head gaskets even with turbochargers or nitrous setups.
MADE IN THE USA WITH QUALITY ASSURANCE - Manufactured domestically with strict quality control, ensuring every stud meets exacting standards for your peace of mind.

The ARP 2084305 High Performance 12-Point Cylinder Head Stud Kit is a vehicle-specific, premium-grade 8740 alloy steel kit designed for Honda Civic D16Y engines. Heat-treated to 200,000 psi and centerless ground for perfect alignment, these studs offer exceptional strength, fatigue resistance, and precise clamping force. Ideal for high-compression and power-adder applications, this USA-made kit ensures reliable head sealing and race-proven durability.

Specifications

ASIN	B000CFS2DK
Best Sellers Rank	#219,157 in Automotive ( See Top 100 in Automotive ) #45 in Automotive Performance Engine Parts
Brand	ARP
Color	Black
Compatible Groove Diameter	0.65 inches
Customer Reviews	4.9 4.9 out of 5 stars (150)
Drive System	Front-Wheel Drive
Exterior Finish	Painted
Fastener Size	0.625 inches
Fastener Type	Stud Bolt
Finish Types	Black oxide
Global Trade Identification Number	00672036030155
Grade Rating	Grade 8740
Head Type	Honda D16Y
Included Components	Head Stud & Bolt Kits
Item Diameter	0.44 inches
Item Hardness	Grade 8740
Item Type Name	Head Stud & Bolt Kits
Item Weight	2 pounds
Manufacturer	ARP
Manufacturer Grade	premium
Material Type	Cold-forged Alloy Steel
Maximum Shear Strength	90 ksi
Metal Type	Alloy Steel
Model	2084305
Number Of Items	1
Number of Packs	1
Number of Pieces	12
Part Number	2084305
Screw Head Style	12-point
Screw Point Style	12-Point
Set Name	Kit
Set Screw Thread Type	UNC
Size Name	0.625 inches UNC
Thread Class	2A
Thread Coverage	Fully Threaded
Thread Size	0.625 inches
Thread Style	Right Hand
Thread Type	Unc
UPC	672036030155
Unit Count	1 Count
Warranty Description	Manufacturer Warranty

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How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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SAR 586

Duties & taxes included

In stock

Sold byAmazon KSADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to KSA.

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