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Brand: Proform
Header Bolts PROFORM 66756 1" L X 3/8"
PROFORM 66756 header bolts measure 1" long and 3/8" in diameter.
Only 8 left in stock — order soon
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Header Bolts PROFORM 66756 1" L X 3/8"
Wedge-Locking Header Bolts for Big Block Chevy, Big Block Mopar 413, Small Block Ford.
3/8" Diameter x 1" Long in Black Oxide, 16/pkg.
Fits GM BB 396-502 except 348 & 409, Ford 5.0L, SBF 289-302-351W, and Mopar 413 with 3/8" bolts.
Note: 3/4" length bolts are most often used for cast iron heads.
1" length bolts are recommended for aluminum heads.
Key Features
Specifications
- Length
- 6.75 lb
- Width
- 4.5 lb
- Height
- 1.75 lb
- Weight
- 1.25 lb
- ASIN
- B00U1QL5UW
- UPC
- 037995667567
- Ships From
- United States
- Brand
- Proform
Frequently Asked Questions
About Header Bolts PROFORM 66756 1" L X 3/8"
01 What is the part number?
Part number is 66756.
02 What is the diameter of the header bolts?
The diameter is 3/8 inch.
03 What is the length of the header bolts?
The length is 1 inch.
04 What is the ASIN for this product?
The ASIN for this product is B00U1QL5UW.
05 What is the UPC / barcode for this product?
The UPC/barcode for this product is 037995667567.
06 Where does this ship from?
Orders ship from our fulfillment center in Dover, Delaware, USA.
07 How many days will it take to arrive?
Orders ship within 1-2 business days and typically arrive within 4-5 business days via free standard shipping -- usually by Aug 27.
08 Does this product accept returns?
Yes -- this item can be returned within 15 days of delivery for a free return by mail. See our return policy for full details.

