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Flowmaster Manifold Downpipe Kit for Chevrolet and GMC

Part # 81071

  • Fits Chevrolet Big Block Manifolds for GM A-Body, B-Body, F-body
  • 2.50-inch Mandrel-bent 16 Gauge Stainless Steel Tubing
  • Pipes Designed to be Used Without Heat Riser
  • Flowmaster Quality
  • Easy Installation

Description

This Flowmaster manifold downpipe kit is specifically for 1965-1974 Chevelle/El Camino, 1967-1972 Camaro, 1968-1969 Nova, 1968-1970 Caprice/Impala/Bel Air and 1970-1974 Monte Carlo all with BBC engines. They are designed for the person who wants to use a Headers-back exhaust system while retaining the factory exhaust manifolds instead of headers. Manufactured from 2.50-inch mandrel bent 409S stainless steel tubing and high quality flanges for a leak free fit and an easy installation. Fits factory Chevrolet BBC 3-bolt manifolds. Includes donut gasket and donut sleeves.

Specifications

Bend TypeMandrel
Clamping TypeFlat Band
Clamps IncludedNo
ColorSilver
FinishNatural
Flanged InletYes
Flanged OutletNo
Gasket Or Seal IncludedYes
Grade TypePerformance
Hanger IncludedNo
Inlet Attachment TypeBolt-On
Inlet Inside Diameter2.87 in
Inlet Outside Diameter3.00 in
Main Piping Diameter2.50 in
MaterialStainless Steel
Material Gauge16
Mounting Bracket IncludedNo
Outlet Attachment TypeWeld-On
Outlet Inside Diameter2.37 in
Outlet Outside Diameter2.50 in
Pipe Diameter2.50 in
Quantity1 Pair
ShapeDownpipe
Single DualDual
UPC / GTIN00700042025756
WarrantyManufacturer's Limited Lifetime Warranty

Fits these vehicles

YearMakeModelSubmodelEngine
1968 - 1969ChevroletBel AirBase6.5L V8, 7.0L V8
1970ChevroletBel AirBase6.6L V8, 7.4L V8
1968 - 1969ChevroletBiscayneBase6.5L V8, 7.0L V8
1970ChevroletBiscayneBase6.6L V8, 7.4L V8
1967ChevroletCamaroBase, RS, SS6.5L V8
1968ChevroletCamaroSS6.5L V8
1969ChevroletCamaroBase, RS, SS6.5L V8, 7.0L V8
1970ChevroletCamaroSS6.6L V8
1971ChevroletCamaroBase, SS6.6L V8
1972ChevroletCamaroBase, SS, Z286.6L V8
1968 - 1969ChevroletCapriceBase6.5L V8, 7.0L V8
1970ChevroletCapriceBase6.6L V8, 7.4L V8
1965ChevroletChevelleMalibu Super Sport6.5L V8
1966ChevroletChevelleSuper Sport 3966.5L V8
1967 - 1969ChevroletChevelleSS 3966.5L V8
1970ChevroletChevelleBase, Concours, Concours Estate, Greenbrier, Malibu, Nomad, SS 396, SS 4546.6L V8, 7.4L V8
1971 - 1972ChevroletChevelleBase, Concours, Concours Estate, Greenbrier, Heavy Chevy, Malibu, Nomad, SS6.6L V8, 7.4L V8
1973ChevroletChevelleDeluxe, Laguna, Laguna Estate, Malibu, Malibu Estate, SS7.4L V8
1974ChevroletChevelleLaguna Type S-3, Malibu, Malibu Classic, Malibu Classic Estate7.4L V8
1968ChevroletChevy IINova6.5L V8
1966 - 1967ChevroletEl CaminoBase6.5L V8
1968 - 1969ChevroletEl CaminoBase, Custom, SS6.5L V8
1970ChevroletEl CaminoBase, Custom, SS6.5L V8, 6.6L V8, 7.4L V8
1971 - 1972ChevroletEl CaminoBase, Custom, SS6.6L V8, 7.4L V8
1973 - 1974ChevroletEl CaminoBase, Custom, SS7.4L V8
1968 - 1969ChevroletImpalaBase6.5L V8, 7.0L V8
1970ChevroletImpalaBase6.6L V8, 7.4L V8
1970 - 1972ChevroletMonte CarloBase6.6L V8, 7.4L V8
1973ChevroletMonte CarloBase, Landau, S7.4L V8
1974ChevroletMonte CarloBase, Landau7.4L V8
1969ChevroletNovaBase6.5L V8
1970ChevroletNovaBase6.5L V8, 6.6L V8, 7.4L V8
1971ChevroletNovaBase6.6L V8, 7.4L V8
1972ChevroletNovaBase6.6L V8
1971GMCSprintBase6.6L V8, 7.4L V8
1972GMCSprintBase, Custom6.6L V8, 7.4L V8
1973GMCSprintBase, Custom7.4L V8
1974GMCSprintBase, Custom6.6L V8, 7.4L V8