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#: E246

1965-72 Chevrolet; Exhaust Flange; Small Block

Correct replacement exhaust flange designed for use with Chevrolet small block applications to secure the headpipe to the exhaust manifold. Each flange is manufactured to correct factory dimensions. Sold individually....

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#: PR1161K

1965-84 Small Block Exhaust French Locks Set Of 4

Beautiful reproduction of this commonly removed or discarded engine component. This item is necessary to help keep exhaust manifold attachment bolts from backing-out and possibly being lost. A must for the true engine...

Product#: PR1027K

1967-72 Big Block Exhaust French Locks Set Of 4

Beautiful reproduction of this commonly removed or discarded engine component. This item is necessary to help keep exhaust manifold attachment bolts from backing-out and possibly being lost. A must for the true engine...

Product#: 60406

Painless Oxygen Sensor Bung Fitting

Weld-in oxygen sensor fitting for all fuel injection systems. Fits TBI, TPI, CMFI, LT1, LSX, 5.0L and most other oxygen sensors. Important: This part requires welding for installation. Professional installation is...

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...