We will be closed from Wednesday 18th June 2025 until Monday 14th July 2025.
Please be aware Magnetos are built to order, please place your order well in advance. Emails will be monitored every few days for queries. Thank you in advance BTH COMPONENTS
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Fitting Instructions

Please see the below fitting instructions for all models that we offer. These will help you successfully install your new bt-h model onto your bike. Just click on the instructions you need to download:

FM2R Fitting Instructions

FM1R & FM1C Fitting Instructions

K1F & K2F Fitting Instructions

MD1R & MD2R Fitting Instructions

PM1R & PM2R Fitting Instructions

Advance Curve For A Single Cylinder

Advance Curve For A Twin Cylinder

Plug Guide

FM2RV Fitting Instructions

KD1 Fitting Instructions
Fitting Instructions