⚠️ PLEASE READ BEFORE PURCHASING
If you are installing this on a minibike, make sure to check Photo #2 for measurements and clearance to avoid burning your leg.
🛠 Product Details
Material: Mild Steel (Uncoated)
This header comes raw with no paint
I can sandblast it at no extra cost if you plan to paint it
→ Leave a note at checkout requesting sandblasting
Recommended paint: Rust-Oleum 2000°F High Heat (not included)
📏 Pipe Specs
Outside Diameter (OD): 1.25"
Inside Diameter (ID): 1-1/8"
Wall Thickness: 0.083
🔩 Thread Info (IMPORTANT)
Features a 1" NPT female thread (standard pipe thread)
⚠️ This does NOT mean the thread measures exactly 1 inch
NPT threads are measured by TPI (threads per inch) and are tapered
Approximate dimensions:
ID: ~1.25"
OD: ~1.50"
👉 Always verify your fitting before ordering to avoid compatibility issues
📦 What’s Included
2 Bolts
2 Washers
Premium Exhaust Gasket
🔥 Fitment
Tested on:
Predator 301cc (8HP)
Predator 420cc (13HP)
Also fits:
Honda GX240, GX270, GX390
Briggs 1450 (305cc)
Lifan LF190F-BQ (420cc / 15HP)
⚠️ Do NOT order if your engine is not listed above
🔊 Important Note
This is a header pipe, NOT a muffler
It will be LOUD
🇺🇸 Made in the USA
Professionally TIG welded for strength and durability