Specifications
- Brand
- ARP
- Part #
- 204-5405
- UPC
- 672036035457
ARP Porsche 3.0L/3.3L Crankcase Thru Bolt Kit
$1236.54
On Backorder — Expected to ship by Apr 8, 2026
Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.
Worn-out crankcase bolts cause leaks. This ARP Crankcase Thru Bolt Kit is a direct fix for your 1978-1979 Porsche 930.
Key Features
- Direct fit — verified for 1978-1979 Porsche 930
- Stronger than stock — made from ARP 8740 chromoly steel
- Improved clamping force — helps prevent crankcase leaks
- Heat-treated — nominal tensile strength of 200,000 psi
- Includes necessary nuts for installation
⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more
Fits this vehicle
- Porsche 930 1978-1979
Specifications
- Brand
- ARP
- Manufacturer Part #
- 204-5405
- UPC
- 672036035457
Frequently Asked Questions
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ARP Porsche 3.0L/3.3L Crankcase Thru Bolt Kit
$1236.54