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High quality performance parts at the right price made in USA
ARP Undercut Head Stud Kit Honda B20B/B18A block with B16A Head LS/VTEC 208-4306
World wide shipping (see our shipping policy for more details)

 

Kit comes with (10) head studs, (10) parallel ground washers, and (10) 12-point nuts needed for a direct bolt on, as well as the ARP moly-lube and instruction sheet.

 

Studs are 8470 chrome moly steel, with a black oxide coating for corrosion resistance. The studs are thread-rolled after heat treat, and center-less ground which results in a studs that has 2000% better fatigue strength than others.

 

ARP studs are rated at 200,000 PSI.

 

The undercut studs equalizes the stretch of the stud, making for a more consistent clamping force, while compensating for the head gasket compression when installed, helping prevent blown head gaskets. Using studs will make it much easier to assemble an engine (especially a racing powerplant which must be serviced frequently and quickly!) with the cylinder head and gasket assured of proper alignment.

 

Studs Provide more accurate and consistent torque loading ( When you use bolts to secure the head, the fastener is actually being twisted while it's being torqued to the proper reading. The bolt is reacting to two different forces simultaneously.

 

A stud should be installed in a relaxed mode - never crank it in tightly using a jammed nut. If everything is right, the studs should be installed finger tight. Then, when applying torque to the nut, the stud will stretch only on the vertical axis.

 

Applications: For Honda B20B/Z, B18A/B with B16A cylinder head LS/VTEC swap

 

  • Honda B20B4 block with B16A VTEC head
  • Honda B20Z2 block with B16A VTEC head
  • Honda B20B4 block with B18C1 GSR / B18C5 TYPE R VTEC head
  • Honda B20Z2 block with B18C1 GSR / B18C5 TYPE R VTEC head
  • Honda B18A1 block with B16A VTEC head
  • Honda B18B1 block with B16A VTEC head
  • Honda B18B1 block with B18C1 GSR / B18C5 TYPE R VTEC head
  • Honda B18A1 block with B18C1 GSR / B18C5 TYPE R VTEC head

 

Shipping
Returns

  

  • Your order will be dispatched within 1 working day of receiving payment (Monday-Friday) and you should expect to receive it one or two days after dispatch.​​​​​​​


  • In stock items will typically ship the same day for domestic orders as long as payment was made before 2:00 p.m. EST otherwise, the order will ship the following business day. In the event that we do not have the item in stock, the item may be dropped shipped directly from the manufacturer which in some cases may take as long as 1-3 business days. If the manufacturer does not have the item in stock, we will contact you with an ETA. As soon as your order has been shipped you will receive a tracking number to the email provided during check-out. Please allow 24 hours for the tracking information to update. International orders may take extra days to process. For some international destinations, tracking number will not display any information. We only ship to billing addresses, if your billing and shipping address do not match we may contact you. Euroexport holds the right to cancel any order at any time. Free shipping is only to the contiguous United States and Puerto Rico, buyers from to Alaska or Hawaii may be contacted with additional shipping charges if needed, the buyer can then choose to proceed or cancel the order.


  • If you are not 100% satisfied with your purchase, you can return the product and get a full refund.


  • You can return a product for up to 30 days from the date you purchased it.

​​​​​​​

  • Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt.


Unused and unopened (in original manufacturer packaging) merchandise may be returned within 30 days of your receipt of the item. Please contact us prior to returning the item. Buyer is responsible for return shipping. Special order items cannot be returned (eg. Wiseco pistons with part number starting in KE). Original shipping charges are non-refundable. Items in the customer's possession for 30 days may be returned only at Euroexport's discretion.



See our other items

High quality performance parts at the right price made in USA
World wide shipping (see our shipping policy for more details)
ARP Undercut Head Stud Kit Honda B20B/B18A block with B16A Head LS/VTEC 208-4306

 

Kit comes with (10) head studs, (10) parallel ground washers, and (10) 12-point nuts needed for a direct bolt on, as well as the ARP moly-lube and instruction sheet.

 

Studs are 8470 chrome moly steel, with a black oxide coating for corrosion resistance. The studs are thread-rolled after heat treat, and center-less ground which results in a studs that has 2000% better fatigue strength than others.

 

ARP studs are rated at 200,000 PSI.

 

The undercut studs equalizes the stretch of the stud, making for a more consistent clamping force, while compensating for the head gasket compression when installed, helping prevent blown head gaskets. Using studs will make it much easier to assemble an engine (especially a racing powerplant which must be serviced frequently and quickly!) with the cylinder head and gasket assured of proper alignment.

 

Studs Provide more accurate and consistent torque loading ( When you use bolts to secure the head, the fastener is actually being twisted while it's being torqued to the proper reading. The bolt is reacting to two different forces simultaneously.

 

A stud should be installed in a relaxed mode - never crank it in tightly using a jammed nut. If everything is right, the studs should be installed finger tight. Then, when applying torque to the nut, the stud will stretch only on the vertical axis.

 

Applications: For Honda B20B/Z, B18A/B with B16A cylinder head LS/VTEC swap

 

  • Honda B20B4 block with B16A VTEC head
  • Honda B20Z2 block with B16A VTEC head
  • Honda B20B4 block with B18C1 GSR / B18C5 TYPE R VTEC head
  • Honda B20Z2 block with B18C1 GSR / B18C5 TYPE R VTEC head
  • Honda B18A1 block with B16A VTEC head
  • Honda B18B1 block with B16A VTEC head
  • Honda B18B1 block with B18C1 GSR / B18C5 TYPE R VTEC head
  • Honda B18A1 block with B18C1 GSR / B18C5 TYPE R VTEC head

 

  

  • Your order will be dispatched within 1 working day of receiving payment (Monday-Friday) and you should expect to receive it one or two days after dispatch.​​​​​​​


  • In stock items will typically ship the same day for domestic orders as long as payment was made before 2:00 p.m. EST otherwise, the order will ship the following business day. In the event that we do not have the item in stock, the item may be dropped shipped directly from the manufacturer which in some cases may take as long as 1-3 business days. If the manufacturer does not have the item in stock, we will contact you with an ETA. As soon as your order has been shipped you will receive a tracking number to the email provided during check-out. Please allow 24 hours for the tracking information to update. International orders may take extra days to process. For some international destinations, tracking number will not display any information. We only ship to billing addresses, if your billing and shipping address do not match we may contact you. Euroexport holds the right to cancel any order at any time. Free shipping is only to the contiguous United States and Puerto Rico, buyers from to Alaska or Hawaii may be contacted with additional shipping charges if needed, the buyer can then choose to proceed or cancel the order.


  • If you are not 100% satisfied with your purchase, you can return the product and get a full refund.


  • You can return a product for up to 30 days from the date you purchased it.

​​​​​​​

  • Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt.


Unused and unopened (in original manufacturer packaging) merchandise may be returned within 30 days of your receipt of the item. Please contact us prior to returning the item. Buyer is responsible for return shipping. Special order items cannot be returned (eg. Wiseco pistons with part number starting in KE). Original shipping charges are non-refundable. Items in the customer's possession for 30 days may be returned only at Euroexport's discretion.

See our other items