ARP

Arp Head Stud Kit BMW M20 2.5L 12Pt Chromoly Black Oxide Nuts 201-4305

Part # 201-4305 SKU ARP201-4305

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$259.99
$255.99
You save $4.00 )
In stock, ships from a US warehouse
SKU: ARP201-4305
UPC: 672036042776
Width: 4.00 (in)
Height: 9.00 (in)
Depth: 2.00 (in)
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Shipping
Free, US only. Arrives in 2–4 days.
Returns
60-day free returns. Wrong fit? Our team is here 24/7. Details
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Highlights

Alloy
ARP 2000 (8740 chromoly steel)
Application
BMW 2.5L M20 Inline-6 engines
Bolt/stud kit
Stud
Broached allen size
4 mm
Head size
12 mm
Head/nut style
12-Point
Item weight
3.45 lbs (1.56 kg)
Material
Chromoly Steel (8740 Alloy, ARP 2000)
Mileage
Less Than 10,000 miles
Prop 65 warning
Warning applies
Type
Cylinder Head
Washers included
Yes

Description

Arp Head Stud Kit BMW M20 2.5L 12Pt Chromoly Black Oxide Nuts 201-4305

The ARP Head Stud Kit for the BMW M20 2.5L engine is designed for high-performance applications, providing exceptional strength and reliability. Constructed from premium-grade chromoly steel, these head studs significantly enhance your engine's durability, especially under high-pressure conditions. The unique black oxide finish offers additional corrosion resistance, ensuring that these components remain reliable even in challenging environments.

One of the main functions of the ARP Head Studs is to maintain proper clamping force on the cylinder head, ensuring that it remains securely attached to the engine block. This is crucial in preventing head gasket failures, which can lead to severe engine damage. The advanced engineering behind these head studs means they can withstand the high torque specifications required for optimal performance without stretching or breaking, making them an essential upgrade for tuning enthusiasts and racers alike.

Furthermore, these head studs offer improved thread engagement over traditional bolts, enhancing the overall stability of the engine assembly. Their design allows for even weight distribution and reduces the risk of warping the cylinder head under extreme conditions, contributing to prolonged engine life and superior performance.

FITMENT:

This head stud kit is specifically designed for the BMW M20 2.5L engine, ensuring a precise fit and optimal performance. It is compatible with various applications that utilize this engine configuration, making it a versatile choice for automotive enthusiasts and professional builders.

Key Features & Benefits

  • High-strength chromoly construction ensures maximum durability and reliability.
  • Black oxide finish provides enhanced corrosion resistance.
  • Designed to maintain clamping force to prevent head gasket failures.
  • Improved thread engagement for enhanced stability of the engine assembly.
  • Capable of withstanding high torque specifications without stretching.
  • Reduces the risk of warping the cylinder head under extreme conditions.

Specifications

Identification
BrandARP
Part number201-4305
SKUARP201-4305
UPC672036042776
Dimensions and weight
Dimensions (W × H × D)4.00 × 9.00 × 2.00 in
Material and finish
FinishBlack Oxide
MaterialChromoly Steel (8740 Alloy, ARP 2000)
Series and warranty
Details
AlloyARP 2000 (8740 chromoly steel)
ApplicationBMW 2.5L M20 Inline-6 engines
Bolt/stud kitStud
Broached allen size4 mm
Head size12 mm
Head/nut style12-Point
IncludesHead Studs, 12-Point Nuts, Hardened Washers
Item weight3.45 lbs (1.56 kg)
MileageLess Than 10,000 miles
Prop 65 warningWarning applies
TypeCylinder Head
Washers includedYes

Shipping and returns

Shipping. Free on every order, US only. Orders arrive in 2–4 days.

Returns. 60-day free returns, except in extreme cases.

Support. Our team is available 24/7 for fitment mismatches or any other reason.

Warranty. Full manufacturer guarantee.

Arp Head Stud Kit BMW M20 2.5L 12Pt Chromoly Black Oxide Nuts 201-4305
Arp Head Stud Kit BMW M20 2.5L 12Pt Chromoly Black Oxide Nuts 201-4305
$259.99
$255.99
You save $4.00 )
In stock · free shipping

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