Pay in 4 interest-free payments
Yamaha Banshee Namura 66.55mm Over Bore Hi Comp Top End Repair (1987–2006)
Description:
Hi-comp overbore top end kit to boost compression, power, and reliability on Banshee 1987-2006. Designed for improved performance while matching OEM fitment.
Features:
- Specifically for Yamaha Banshee 1987-2006
- 66.55mm overbore for increased displacement
- Includes gaskets and seals for easy install
- Enhances torque and peak power
Includes:
- 1 x Namura 66.55mm overbore top end kit
- Gaskets, seals, and rings
Fits Models:
- Yamaha Banshee
Model Years:
- 1987-2006
Submodels:
- Banshee (YFZ350 / YF350)
Engine Options:
- 350cc two-stroke
Namura 66.55mm Over Bore Hi Comp Top End Kit for Yamaha Banshee 1987-2006
yamaha banshee, namura, top end kit, overbore, 66.55mm, 1987-2006, two-stroke, performance
Shipping Information
Most orders land in 5–12 business days. We'll keep you updated at every step of the journey.
The Kren Bits journey:
- Order received — Day 0
- With fulfilment — Day 1–2
- Heading to courier — Day 2–4
- Shipped — Day 3–7
- Almost there — Day 5–10
- Delivered — Day 5–14
Where your part ships from:
Your order ships from the closest warehouse with available stock across our six-warehouse network — NZ, AU, TH, UK, US, and CN.
We email you at every real milestone — order received, with fulfilment, heading to courier, shipped, almost there, delivered. No chasing, no vague waits.
For more details, visit our Track Your Order page.
Product Enquiry
Got a question about this product? Need to check fitment for your vehicle? Fill in the form below and we'll get back to you within 24 hours.