Speed Engineering LS Swap 1 5/8" Shorty Headers | Camaro, Chevelle, Nova, C10, K10, OBS Truck — Part number 25-1021.

(In Stock)

Speed Engineering LS swap shorty headers are made out of 304 stainless steel and offer great quality, performance, and affordability. Our LS swap shorty headers are mandrel bent, tig welded, and feature natural stainless steel construction. All of our LS swap shorty headers have been dyno proven. We stand behind our LS swap shorty headers in saying you will not find a better fitting, quality built, budget header for your vehicle.

"Our LS swap shorty headers also have improved features over competitors. We utilize V-Band collector construction, merge spikes, port matched flanges, and improved header to block/chassis clearance".

Features include:

• Mandrel Bent Tubing
• Full 1 5/8" Primaries
• 2 1/2" Collector
• Shorty Header Design
• LS Swap Conversion Header
• Perfect LS Swap Header for GM Classic Cars & Trucks
• V-Band Collector Construction
• Collector Merge Spikes
• Port Matched Flanges
• Gains over 18+ rwhp
  
• V8 Engines Only
• 4.8L, 5.3L, 6.0L, 6.2L, LS1, LS2, LS3, LS6, LSA Engines
• CNC Machined Flanges
• Natural 304 Stainless Steel
• Standard Graphite Manifold Gaskets

Note: "For LS series engine swaps only" These do not work on standard SBC or BBC.

Note: If using a larger 4L80E or older Turbo 350/400 transmission the bellhousing ears may need to be trimmed for proper clearance. Our headers are tucked in tight due to narrow older frame clearance.

Vehicle Applications:

• 1960's, 1970's Camaro, Firebird
• 1968-1974 Chevrolet Nova (Early 60s require aftermarket steering shaft)
  
• 1968-1972, Chevelle (Early 60s require aftermarket steering shaft)
• 1960-1987 C10, K10, Pickups, Pannels: Chevy & GMC Trucks
  
• 1989-1999 C1500 & K1500

Disclaimer: Universal weld-in catalytic converters will require fabrication for installation on our exhaust products. 

(Warning) This is a RACE ONLY product manufactured and sold for installation on vehicles to be used solely for competition purposes. Once this part is installed, the vehicle may never be used, or registered or licensed for use, on a public road or highway. If you install this part on your vehicle and use the vehicle on a public road or highway, you will violate the Clean Air Act 203(a)(3), 42 U.S.C, 7522(a)(3) and may be subject to personal civil or criminal liability.

All sales of Speed Engineering products are final. These items are not eligible for return or exchange. The end user is responsible for verifying vehicle fitment and compatibility before placing an order.