Description
Product Overview
The TEKKOAUTO shorty exhaust header is engineered for Chevrolet small block V8 engines ranging from 262 to 350 cubic inches. Constructed from 304 stainless steel with a polished finish, it resists rust and high‑temperature fatigue. The design features 1.5‑inch primary tubes that merge into a 2.5‑inch collector, delivering a smoother exhaust pulse and modest horsepower gains. With a 16‑gauge (1.5 mm) wall thickness and a head flange thickness of 3/8 in (9.5 mm), the header provides a robust yet lightweight solution. Package dimensions are 18 × 14.3 × 6.7 in and it weighs 15.02 lb, making it a manageable upgrade for most garages.
Usage

Designed for street and mild track applications, this header fits naturally into the existing exhaust layout of classic Chevrolet small blocks. It is ideal for owners seeking improved throttle response, a deeper exhaust note, and enhanced durability without extensive custom fabrication. Whether swapping a worn factory header or building a performance street car, the TEKKOAUTO shorty integrates seamlessly with standard mufflers and catalytic converters.
Why Choose Us
TEKKOAUTO combines automotive engineering expertise with premium materials. Our headers undergo rigorous quality testing, ensuring dimensional accuracy and leak‑free performance. The 304 stainless steel construction offers superior corrosion resistance compared to standard mild‑steel headers, extending service life even in harsh climates. Backed by a solid warranty and positive customer reviews, the brand delivers confidence for DIY enthusiasts and professional shops alike.
Key Features
- 304 stainless steel construction with polished finish for corrosion resistance
- Shorty design with 1.5″ primary tubes and 2.5″ collector for improved flow
- 16‑gauge (1.5 mm) wall thickness provides strength while remaining lightweight
- Fits Chevrolet small block V8 engines 262‑350 ci (including 400 ci variants)
- Easy bolt‑on installation with standard head flange dimensions
FAQ
Will this header fit a 400 ci Chevrolet small block?
Yes, the header is compatible with 400 ci small block engines, as it shares the same bolt pattern and flange dimensions as the 262‑350 range.
Do I need to modify my exhaust system after installing this header?
In most cases, the header will bolt directly to your existing exhaust components. Minor adjustments to pipe lengths or bends may be required to achieve optimal fit and clearance.
Is the polished stainless finish durable for daily driving?
The 304 stainless steel finish is highly resistant to rust and heat‑induced discoloration, making it suitable for everyday street use and occasional track days.
Can I weld this header for a custom exhaust setup?
While the header is designed for bolt‑on installation, it can be welded if you prefer a fully custom exhaust. Ensure proper welding techniques to avoid compromising the stainless steel integrity.
What warranty does TEKKOAUTO provide?
TEKKOAUTO offers a limited one‑year warranty covering material defects and workmanship, giving you peace of mind on your investment.




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