Build or modify your own headers with these exhaust manifold flange plates, Precision machined steel construction for added strength and durability, 1-3/4" Tube size, Does NOT include gaskets or bolts
Small Block Chevy Header Flange Plate - 1 3/4 Inch Speedway Motors
Small Block Chevy Header Flange Plate - 1 3/4 Inch
Sku # 41811011
Mfr. Part # 41811011
Condition
New
Brand
Speedway Motors
Sold
Pair
Details

Build or modify your own headers with these exhaust manifold flange plates. This part number no longer includes gaskets or bolts.

Item Details

1-3/4" Tube Size
Specs
MFG. Part #
41811011
Port Style
Rectangular Port
Port Height
1.88"
Port Width
1.50"
Hole Diameter
1.75"
Tubing Diameter
1.75"
Flange Thickness
0.3125"
Material Type
Steel
Finish
Natural
Hardware Included
No
Gasket(s) Included
No
Sold in Quantity
Pair
Flange Style
Standard
Reviews

Good product. Heavy duty and flat.

Rated
Product Rating
by Smiley on January 23, 2017

Summary: I used these flanges to fabricate a set of headers. Worked out great. Happy with the finish and flatness of the parts.

Yes, I recommend this product.

I would recommend this product for others

Rated
Product Rating
by None on May 23, 2016

Summary: Product fit great. Flange was plasma cut and had rough edges but nothing a flap wheel couldn't handle. I never made a set of headers but these flanges made the job easier.

Yes, I recommend this product.

nice and thick!!!

Rated
Product Rating
by hipper on May 10, 2013

Summary: fits great, thick flanges, great for building your own headers

Yes, I recommend this product.

nice piece

Rated
Product Rating
by classic gary on May 15, 2011

Summary: build headers for a small block chevy from scratch

Yes, I recommend this product.

Tech Support
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About
Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 74 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.