Product Summary

1" Under Head Length, 3/8"-16 Thread Pitch

  • 3/8" x 1.00" UHC threads
  • 5/16" wrench size
  • 6 point header bolts
  • Washers included in the kit
  • Sold in a set of 12
See more details

Key Specs

MFG. Part #400-1109
BrandARP
See more specs

Need To Know

Quick and Easy Returns

Return Policy

ARP 400-1109 Details

ARP Fasteners stainless steel 6 point header bolts with 3/8" x 1.00" UHC threads. Bolt kit includes washers. 

  • 1.000" UHL
  • 3/8" Thread
  • 5/16" wrench
  • Wasers included
  • Set of 12

 

ARP 400-1109 Specifications

KEY SPECS
MFG. Part #400-1109
BrandARP
GENERAL
Under Head Length1"
Thread Pitch3/8"-16
Material TypeStainless Steel
Sold in QuantitySet
NotesWashers included
GTIN Code672036013196

Ratings & Reviews

5

8 Reviews

Overall Assessment

Customers consistently praise the product for its perfect fit with their hiboy headers and large tube over chasi headers, particularly noting the durable material and longevity. The easy-to-wrench bolt head around the headers is another favourite feature. Its high-quality finish and practicality in hard-to-reach header spots set it apart from competitors. With multiple buyers eager to repurchase for their projects, it indicates a high level of satisfaction and usability, making it a standout choice.

5

8 reviews

5

8

4

0

3

0

2

0

1

0

Filter by Ratings

I would purchase this product again

5.0

2 years ago

37 Super

Canada

Verified

I'm currently using this product on a Wissota Super Stock

Would Recommend

I would buy this again

5.0

4 years ago

Riley16

Wolfforth tx

Verified

I used these on a set of large tube over the chasi headers for my rat rod.

Would Recommend

I will buy this product again for all my projects.

5.0

5 years ago

Flat 56

Lake Havasu City AZ.

Verified

My hiboy headers have a thick flange These bolts fit the bill,great looking,they will last forever.

Would Recommend

Helps fit difficult headers

5.0

6 years ago

Captthundarr

SE N.C.

Verified

Theses help fit my custom header installs

Would Recommend

I wouldn'y buy any other type header bolt again !

5.0

7 years ago

BARG

DEATSVILLE ALABAMA

Verified

Fantastic product, easy to get wrench on bolt head around the headers.

Would Recommend

yes

5.0

7 years ago

jack

hudson wisconsin

Verified

had before

Would Recommend

Yes

5.0

8 years ago

Timo

Fremont

Verified

Finish is nice quality looks good for those tight hard to reach header spots

Would Recommend

fast

5.0

9 years ago

TERRY

PLYMOUTH IOWA

Verified

very nice

Would Recommend

Showing 8 of 8 reviews

Customer Impersonation Script