NEW SOUTHWEST SPEED BLACK BLOCK HUGGER SHORTY STYLE HEADERS FOR SMALL BLOCK FORD 260-351 WINDSOR & GT40P V8 ENGINES, 1 5/8" TUBES, STREET ROD, HOT ROD, RAT ROD, NOSTALGIA, VINTAGE Pair of Brand New Southwest Speed Flat Black Block Hugger Shorty Headers for Small Block Ford 260-351ci Windsor and GT40P Engines (SWS Part # 440-2499) | * This Pair of Southwest Speed Block Hugger Shorty Headers are great for close or tight fit applications | * They will work for installing Small Block Ford Engines in many different applications and are great for engine swaps where a specifically designed header is not available Features 1-5/8" tubes with 2-1/2" collectors, complete with header bolts and gaskets and reducer bolts and gaskets | * These headers are Ground parallel with .350" flanges on the cylinder head surface, and includes a pair of 2-1/2" to 2-1/4" reducers to complete the installation | * Designed primarily for engines with front mounts, in many instances these headers will fit and function perfectly with side mounts and under engine cross members | * These Headers Cannot be used with a Stock Ford Starter, and will require a starter that is 6-1/2" or less from back of mounting flange to front of starter | * You must use Mini-Starter # PMM 9503 with an Automatic Transmission and 5 Speed Manual Transmissions | * If you running a 3 or 4 Speed Manual Transmission then you must use Mini-Starter # PMM 9504 Mini-Starter | * Note: We strongly suggest you refer to measurement chart below to insure headers will fit your vehicle and application, before ordering Features: | * Ideal for Engine Swaps | * Great for street rods | * Tightest fitting and most compact header we sell | * Great choice to replace stock cast iron exhaust manifolds | * More Performance | * Better fuel mileage | * 1-5/8" tubes with 2-1/2" collectors | * Includes a pair of 2-1/2" to 2-1/4" reducers | * Includes header bolts and gaskets and reducer bolts and gaskets | * Painted Flat Black to resist early corrosion Applications: | * C.I.D. 262, 265, 283, 302, 327, 350, 400 | * Fits all small block Chevrolet V-8 engines with standard exhaust pattern | * Important: | * Requires PMM 9503 Mini-Starter with Automatic Transmission and 5 Speed | * Requires PMM 9504 Mini-Starter with 3 and 4 Speed Manual Transmission | * Recommended engine mounts 400-7034 and 400-7035 Left Engine Mount may need to be ground 1/4" to clear collector | * Exclusions: | * Cannot use Stock Ford Starter, Requires Mini-Starter PMM 9504 | * Will not work with Large Side Engine Mounts, Recommended 65 Mustang 289 Engine Mounts 400-7034 and 400-7035 | * Left Hand, drivers side | * Mount may need to be ground 1/4" to clear collector Paint Warning: | * These headers are painted with a high heat dull black paint | * It will generally dull even more when the engine is started | * The header paint will smoke and let off an odor the first few times the engine is up to temperature and the black finish will become duller turning closer to gray in color | * If exhaust temperatures are extreme at start the paint will blister and peel | * There is no warranty on header paint