![Demolition Derby Headers for Small Block Chevy [1 5/8 in. Primary Tubes, 3 in. Collector]](https://www.jegs.com/images/mini_750/500/555/555-30150.jpg)
Demolition Derby Headers for Small Block Chevy [1 5/8 in. Primary Tubes, 3 in. Collector]
JEGS 555-30150 Demolition Derby Headers Features:
- Features high flow mandrel bent tubing to increase the cylinder scavenging effect and improve engine breathing
- Designed for the derby with heavy duty 16-gauge steel tubing
Special Exhaust Headers Notes:
- Due to variations in engine and vehicle configurations, installation of aftermarket headers may require minor modifications
- Common adjustments include power-steering or A/C bracket relocation, dipstick tube modification, or clearance for steering shaft and clutch linkage
- Inspect for worn or collapsed motor mounts, and verify clearance for spark plugs, wires, brake lines, and transmission or fuel lines
- Always test-fit headers before painting or coating to ensure proper alignment and clearance
- Re-torque after initial heat cycles
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
JEGS Derby Headers look great and perform even better. Upright headers feature high flow mandrel bent tubing to increase the cylinder scavenging effect and improve engine breathing. Designed for the derby with heavy duty 16-gauge steel tubing, an extra thick flange, and 3” collectors. Bolts & gaskets included.
Features:
- Mandrel-bent tubing
- Rugged 16-gauge steel construction
- Enhanced exhaust flow elevating performance & throttle response
- 3'' collector for superior strength and exhaust flow
- Reinforced header flange for a leak-free seal and maximum power
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