Piston Kit All 1100RS 99 SET-2, Wossner K8543DA-2 BMW Road

Description

This Wossner forged piston kit with a 99mm bore (actual 98.96mm) is designed for BMW 1100 and 1150 series motorcycles, including RS, GS, and S models across all production years. Engineered for durability and precise combustion performance, the kit includes two pistons and meets OEM compression specifications.

Features

  • Forged construction for enhanced strength and heat transfer

  • Elliptical design distributes loads evenly under thermal expansion

  • Manufactured in Germany for high performance and reliability

Specifications

  • Bore Size: 99mm (actual 98.96mm)

  • Stroke: 70.50 mm

  • Clearance: 0.04 mm

  • Display Displacement: 1085 cm³

  • Wossner Compression Ratio: OEM

  • OEM Compression Ratio: 10.70:1

  • Dome Volume: +2.30 cm³

  • Compression Height: 32.10 mm

  • Lock Part Number: C22X1.6

  • Pin Part Number: WP009

  • Ring Set Part Number: 990XSY

Vehicle Fitments

  • BMW 1100RS (All years)

  • BMW 1100GS (All years)

  • BMW 1100S (All years)

  • BMW 1150RS (All years)

  • BMW 1150S (All years)

Piston Kit All 1100RS 99 SET-2, Wossner K8543DA-2 BMW Road

Product form

This Wossner forged piston kit with a 99mm bore (actual 98.96mm) is designed for BMW 1100 and 1150 series motorcycles,... Read more

Out of stock

£459.35 Incl. VAT

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    SKU: 56-W9793.099.WO

    • Free shipping on all orders above £75
    • No hassle returns within 30 days

    Description

    This Wossner forged piston kit with a 99mm bore (actual 98.96mm) is designed for BMW 1100 and 1150 series motorcycles, including RS, GS, and S models across all production years. Engineered for durability and precise combustion performance, the kit includes two pistons and meets OEM compression specifications.

    Features

    • Forged construction for enhanced strength and heat transfer

    • Elliptical design distributes loads evenly under thermal expansion

    • Manufactured in Germany for high performance and reliability

    Specifications

    • Bore Size: 99mm (actual 98.96mm)

    • Stroke: 70.50 mm

    • Clearance: 0.04 mm

    • Display Displacement: 1085 cm³

    • Wossner Compression Ratio: OEM

    • OEM Compression Ratio: 10.70:1

    • Dome Volume: +2.30 cm³

    • Compression Height: 32.10 mm

    • Lock Part Number: C22X1.6

    • Pin Part Number: WP009

    • Ring Set Part Number: 990XSY

    Vehicle Fitments

    • BMW 1100RS (All years)

    • BMW 1100GS (All years)

    • BMW 1100S (All years)

    • BMW 1150RS (All years)

    • BMW 1150S (All years)

    Shipping & Delivery

    How long will my item take to arrive?

    Orders are typically dispatched within 1 working day and are shipped on a 24hour (non-guaranteed) service.

    Where do you ship to?

    We currently only ship orders within the UK.

    How can I track my order?

    Once your order has been dispatched, you will receive a tracking code. Tracking information is emailed to the email address that was provided when placing the order.

    Can I collect my order?

    Unfortunately we do not offer order collections from our fulfilment centre.

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