EXHAUST MANIFOLDS,LS SWAP,2 1/4 OUTLET,NAT

Brand New Southwest Speed LS Swap Exhaust Manifolds, Natural Cast Finish, 1.75" Primary Tubes, 2.25" Collectors, Compatible with GМ Small Block Gen III & IV Engines (Part #440-2002).

These Southwest Speed cast iron exhaust manifolds have a 2.25" outlet, natural cast finish & are designed to hug close to the engine block so they fit into a wide variety of replacement & engine-swap applications. Cast iron provides years of leak-free performance with less under hood noise. Shorty design means you can route exhaust tubing close to your frame/floor pan for max ground clearance.

Features:

• For GМ LS engine swap applications where durability & leak-free sealing is desired
• 304 stainless steel mating flanges included (mating flange fasteners are not included)
• 2.25" outlet diameter offers improved flow for max performance from cast iron exhaust manifold
• 2 bolt exit flange config matches the E-rod exhaust manifolds for a factory like fitment - Allows use of OE gaskets & fasteners for an OE quality seal & fitment
• Cast from Hi-Sіlіcon-Moly Ductile Iron to provide durability & corrosion resistance
• Tight tuck design provides universal fit for most popular chassis

Specs:

• Application: Multi-fit
• Bolt Size: M8 x 1.25 x 25mm
• Collector Diameter: 2.25"
• Engine: GМ Small Block Gen III & IV (LS Based)
• Header Finish: Natural Cast
• Primary Tube Diameter: 1-3/4"
• Product Type: Manifold
• Subframe: Stock

You can view and download the complete assembly instruction booklets for these exhaust manifolds here.