Skip to main content

Picture 1 of 1

Picture 1 of 1

ProForm 66751 Exhaust Header Bolt Black

4.673 product ratings
AMCO Auto Part and Tool (2988)
99% positive feedback
Price:
$37.96
+ $11.99 shipping
Estimated delivery Wed, Sep 3 - Wed, Sep 10
Returns:
30 days returns. Seller pays for return shipping.
Condition:
New
Part Number: 66751. Key Features: Header Bolt - Wedge Lock - 3/8-16 in Thread - 0.750 in Long - Hex Head - Steel - Black Oxide - Set of 12. AMCO AUTO PARTS, LLC. Back to top. State Restrictions. WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

About this product

Product Identifiers

BrandProForm
Manufacturer Part Number66751
GTIN0037995667512
UPC0037995667512
eBay Product ID (ePID)1139739086

Product Key Features

Performance PartYes
Placement on VehicleUniversal
MaterialSteel

Dimensions

Item Height1.750
Item Width4.500
Item Diameter3/8-in.
Weight0.5
Length3/4in

All listings for this product

Buy It Now
New
Proform Header Bolt Kit 66751; Self-Locking Wedge 3/8-16 3/4 in. Hex Head, 12pcs
item 1 Proform Header Bolt Kit 66751; Self-Locking Wedge 3/8-16 3/4 in. Hex Head, 12pcs
$33.65
Free shipping
Proform 66751 Header Bolts; Hex Head; 3/8-16 X 3/4L
item 2 Proform 66751 Header Bolts; Hex Head; 3/8-16 X 3/4L
$34.95
Free shipping
Proform 66751 Wedge Locking Header Bolt Chevy SB, Mopar BB 383 400 440 AMC V 8
item 3 Proform 66751 Wedge Locking Header Bolt Chevy SB, Mopar BB 383 400 440 AMC V 8
$34.95
Free shipping
Proform Header Bolt Kit 66751; Self-Locking Wedge 3/8-16 3/4 in. Hex Head, 12pcs
Almost gone
item 4 Proform Header Bolt Kit 66751; Self-Locking Wedge 3/8-16 3/4 in. Hex Head, 12pcs
$35.94
Free shipping
Proform 66751 Wedge Lock Header Bolts Self Locking Hex Head 3/8-16in Thread 12pc
item 5 Proform 66751 Wedge Lock Header Bolts Self Locking Hex Head 3/8-16in Thread 12pc
$34.95
+$5.00 shipping
Proform 66751 Exhaust Header Bolt For Select 55-22 Chevrolet Models
item 6 Proform 66751 Exhaust Header Bolt For Select 55-22 Chevrolet Models
$41.40
Free shipping
Proform 66751 Wedge-Locking Header Bolts Hex Head 3/8 Dia. X 3/4In Black 12 Pcs
item 7 Proform 66751 Wedge-Locking Header Bolts Hex Head 3/8 Dia. X 3/4In Black 12 Pcs
$43.16
Free shipping
Proform 66751 Exhaust Header Bolt Black
item 8 Proform 66751 Exhaust Header Bolt Black
$43.28
Free shipping
Proform 66751 Wedge-Locking Header Bolts
item 9 Proform 66751 Wedge-Locking Header Bolts
$34.95
+$8.98 shipping
SBC 305 327 350 LT1 Exhaust Header Bolts 3/8 x .75 6-PT Self-Locking Wedge PRF
Last one
item 10 SBC 305 327 350 LT1 Exhaust Header Bolts 3/8 x .75 6-PT Self-Locking Wedge PRF
$35.99
+$7.99 shipping
Pontiac 301 400 455 Exhaust Header Bolts 3/8 x .75 6-PT Self-Locking Wedge PRF
Last one
item 11 Pontiac 301 400 455 Exhaust Header Bolts 3/8 x .75 6-PT Self-Locking Wedge PRF
$35.99
+$7.99 shipping
12x ProForm 66751 Wedge-Locking Header Bolts Black Oxide Hex Head 3/8"OD x 3/4"
item 12 12x ProForm 66751 Wedge-Locking Header Bolts Black Oxide Hex Head 3/8"OD x 3/4"
$44.44
Free shipping
Proform Parts 66751 Long Wedge Header Bolt
item 13 Proform Parts 66751 Long Wedge Header Bolt
$46.25
Free shipping
Proform 66751 3 8 X 3 4 Long Wedge Locking Header Bolt Pack Of 12
item 14 Proform 66751 3 8 X 3 4 Long Wedge Locking Header Bolt Pack Of 12
$46.77
Free shipping
Proform 66751 Header Bolt, Wedge Lock, 3/8-16", 0.750" Long, Hex (set of 12)
item 15 Proform 66751 Header Bolt, Wedge Lock, 3/8-16", 0.750" Long, Hex (set of 12)
$34.95
+$11.99 shipping
Proform for Wedge-Locking Header Bolts Hex Head 3/8 dia. X 3/4in Black Oxide 12
item 16 Proform for Wedge-Locking Header Bolts Hex Head 3/8 dia. X 3/4in Black Oxide 12
$47.56
Free shipping
Proform Header Bolt Set for Chevy V8 | 66751
item 17 Proform Header Bolt Set for Chevy V8 | 66751
$47.83
Free shipping
Exhaust Header Bolt Fits GM V6, SB 265-400, Buick, Olds, Pontiac 79 and earlier
item 18 Exhaust Header Bolt Fits GM V6, SB 265-400, Buick, Olds, Pontiac 79 and earlier
$48.03
Free shipping
Proform Wedge Locking Header Bolt 66751
item 19 Proform Wedge Locking Header Bolt 66751
$34.95
+$13.99 shipping
Proform 66751 3/8"-16 Thread Diameter 3/4" Long Wedge-Locking Header Bolts
item 20 Proform 66751 3/8"-16 Thread Diameter 3/4" Long Wedge-Locking Header Bolts
$49.78
Free shipping
Wedge Locking Header Bolts - 3/8 x 3/4L (12) PROFORM 66751
item 21 Wedge Locking Header Bolts - 3/8 x 3/4L (12) PROFORM 66751
$37.96
+$11.99 shipping
Proform 66751 Locking Header Bolts - Set of 12 - .750" L - 3/8"-16 GM/Ford/Mopar
Last one
item 22 Proform 66751 Locking Header Bolts - Set of 12 - .750" L - 3/8"-16 GM/Ford/Mopar
$49.99
Free shipping
Proform for Wedge-Locking Header Bolts Hex Head 3/8 dia. X 3/4in Black Oxide 12
item 23 Proform for Wedge-Locking Header Bolts Hex Head 3/8 dia. X 3/4in Black Oxide 12
$50.37
Free shipping
Proform 66751 Wedge-Locking Header Bolts
item 24 Proform 66751 Wedge-Locking Header Bolts
$34.95
+$15.99 shipping
Proform 66751 Header Bolts; Hex Head; 3/8-16 X 3/4L
item 25 Proform 66751 Header Bolts; Hex Head; 3/8-16 X 3/4L
$50.99
Free shipping
Proform 66751 Header Bolts; Hex Head; 3/8-16 X 3/4L
item 26 Proform 66751 Header Bolts; Hex Head; 3/8-16 X 3/4L
$50.99
Free shipping
Fits Proform Wedge Locking Header Bolts - 3/8 x 3/4L (12) 66751
item 27 Fits Proform Wedge Locking Header Bolts - 3/8 x 3/4L (12) 66751
$51.29
Free shipping
Proform Exhaust Header Bolt - Fits GM V6, SB 265-400, Buick, Olds, Pontiac 79 an
item 28 Proform Exhaust Header Bolt - Fits GM V6, SB 265-400, Buick, Olds, Pontiac 79 an
$52.40
Free shipping
Proform 66751 Wedge-Locking Header Bolts Exhaust Header Bolt
item 29 Proform 66751 Wedge-Locking Header Bolts Exhaust Header Bolt
$52.97
Free shipping
Proform Wedge-Locking Header Bolts 66751
item 30 Proform Wedge-Locking Header Bolts 66751
$53.74
Free shipping
PROFORM 66751 Wedge-Locking Header Bolt
item 31 PROFORM 66751 Wedge-Locking Header Bolt
$40.56
+$13.98 shipping
PROFORM 66751 3/8" x 3/4" Long Wedge Locking Header Bolt, Pack of 12
item 32 PROFORM 66751 3/8" x 3/4" Long Wedge Locking Header Bolt, Pack of 12
$55.33
Free shipping
Wedge Locking Header Bolts - Fits 3/8 X 3/4L (12)
item 33 Wedge Locking Header Bolts - Fits 3/8 X 3/4L (12)
$48.19
+$9.99 shipping
PROFORM Wedge Locking Header Bolts - 3/8 x 3/4L (12) 66751
item 34 PROFORM Wedge Locking Header Bolts - 3/8 x 3/4L (12) 66751
$58.64
Free shipping
Proform Wedge-Locking Header Bolts Fits GM V6, SB 265-400, Buick, Olds, Pontiac
item 35 Proform Wedge-Locking Header Bolts Fits GM V6, SB 265-400, Buick, Olds, Pontiac
$59.79
Free shipping
PROFORM Wedge-Locking Header Bolts 3/8"-16 Thread Diameter - 3/4" Long (Set of
item 36 PROFORM Wedge-Locking Header Bolts 3/8"-16 Thread Diameter - 3/4" Long (Set of
$34.99
listings for this product

Ratings and Reviews

Learn more
4.7
3 product ratings
  • 2 users rated this 5 out of 5 stars
  • 1 users rated this 4 out of 5 stars
  • 0 users rated this 3 out of 5 stars
  • 0 users rated this 2 out of 5 stars
  • 0 users rated this 1 out of 5 stars

Would recommend

Good value

Good quality

Most relevant reviews

  • by louiwar-0
    Feb 27, 2018

    Good fit, time will tell

    Fit well quality is excellent as w any locking header bolts, time will b the determining factor

    Verified purchase: YesCondition: New

  • by alluringnature
    Apr 12, 2021

    The best.

    These header bolts are hands down the BEST. Will not loosen.

    Verified purchase: YesCondition: New

  • by tbawest1968
    Mar 18, 2018

    Works great

    Verified purchase: YesCondition: New

Best Selling in Clamps, Flanges, Hangers & Hardware

Save on Clamps, Flanges, Hangers & Hardware

Trending price is based on prices over last 90 days.

You may also like