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Polaris Sportsman 450 Top End Kit / 93mm / Standard Bore Size B (2017–2025)
Includes:
- 1 x 93mm piston kit with rings, wrist pin, and clips
- Gaskets and seals
- Piston pin
Fits Models:
Polaris Sportsman
Model Years:
2017-2025
Submodels:
All 450 models
Engine Options:
450cc 4-stroke
Description:
Top End Kit upgrade designed to restore power and reliability on Polaris Sportsman 450 EFI engines. Includes a 93mm piston and essential gaskets, enabling proper ring seal and compression for improved performance and durability.
Features:
- 93mm standard bore size B kit
- Complete top-end rebuild components
- Compatible with all 450cc Sportsman models (2017-2025)
- Rebuild for improved compression and power
top end kit, Polaris Sportsman 450, 93mm piston, 2017-2025, engine rebuild, OEM replacement, 450cc, bore size B
Top End Kit 93mm B for Polaris Sportsman 450 (2017-2025)
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
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