Product#: F15923

Flowmaster; 3.5" Collector To 3" System; Header Collector Ball Flange Set

This header collector set takes the place of messy three-bolt, flange-type connections and allows for a leak-free and gasket-free ball-flange type connection. Made in USA Emission Note: 50- State Legal This part is legal for...

Product#: F15925

Flowmaster; 3" Collector To 2.5" System; Header Collector Ball Flange Set

This header collector set takes the place of messy three-bolt, flange-type connections and allows for a leak-free and gasket-free ball-flange type connection. Made in USA Emission Note: 50- State Legal This part is legal for...

Product#: E247

1962-1978 Chevrolet Exhaust Flange; 2-1/2"; Small Block HP & Big Block; 396, 402, 427, 454

Correct reproduction of the original style exhaust flange designed for use with 1962-78 Chevrolet big block 396, 402, 427, 454 models. This flange is designed to secure the headpipe to the exhaust manifold. Fits 2-1/2" head...

Product#: 21103

Hedman Hedders; 3-Bolt Header Flange Reducers; 3" To 2-1/2"; Mild Steel

3-bolt flange header reducers from Hedman Hedders. These reducers have two flat mating surfaces with a gasket for a leak-free joint. Necessary gaskets and hardware included.

Product#: TF700371

1957-66 Chevrolet; 2-1/2" Exhaust Flange Gasket Pipe Packing

Reproduction heat resistant gasket installs between the head pipe and exhaust manifold outlet. Measures: 2-1/2" i.d. Fits 2-1/2" outlet exhaust manifolds.This is a very important and often forgotten item. {specs} {fitment}

Product#: 31802

1947-72 Chevrolet; 6 Cylinder; Exhaust Pipe Flange

Replacement exhaust flange for use with various applications. Dimensions: Material: Steel Inside Diamete: 2.125" Finish: Natural Length: 4.125" Thickness: 0.62" Width: 3.25" Bolt Hole Center To Bolt Hole Center: 3.125" Flange...

Product#: 21114

Hedman Hedders; 3" Ball & Socket Header Reducers; 3" To 2-1/4"; Mild Steel

3" ball and socket style header reducers from Hedman Hedders. 2-1/4" Exhaust System, Mild Steel. Necessary hardware included. {specs}

Product#: 60406

Painless Oxygen Sensor Bung Fitting

Direct weld-in oxygen sensor fitting for all fuel injection systems. Fits TBI, TPI, CMFI, LT1, LSX, 5.0L and most other oxygen sensors. {specs}

Product#: EML001

1957-64 Small Block Stainless Steel Exhaust Manifold Bolt Lock Set

Get the factory look and keep the manifold bolts tight to help eliminate exhaust leaks. Classic Industries® now offers these original style reproduction stainless steel exhaust manifold bolt locks designed for the purist...