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Description
Mahle Forged Piston & Cylinder Set — 90.5mm × 82mm Stroke, 2110cc Stroker | VW Type 1 (98-1991-B)A 2110cc stroker gets you well past 2. 0 liters on a 90. 5 92mm case bore, and this Mahle forged 90. 5mm 82mm set (98 1991 B) brings forged strength to a demanding long stroke combination. Features 90. 5mm bore 82mm stroke = 2110cc displacement Mahle forged pistons forged, not cast, for strength under heat, boost, and nitrous Extra thick cylinder walls for added strength and cooling surface Complete set of 4: cylinders, forged pistons, rings, wrist
A 2110cc stroker gets you well past 2.0 liters on a 90.5/92mm case bore, and this Mahle forged 90.5mm × 82mm set (98-1991-B) brings forged strength to a demanding long-stroke combination.
Features
- 90.5mm bore × 82mm stroke = 2110cc displacement
- Mahle forged pistons — forged, not cast, for strength under heat, boost, and nitrous
- Extra-thick cylinder walls for added strength and cooling surface
- Complete set of 4: cylinders, forged pistons, rings, wrist pins, and clips
- Pairs with an 82mm stroker crank.
Fitment
CONFIRMED: VW Type 1 air-cooled — Beetle, Super Beetle, Karmann Ghia, Bus (Type 2), Type 3 (Squareback, Fastback, Notchback). Machining required: case must be cut for 92mm. Heads typically need 94mm-style spigot bore — confirm with your machinist. For best results, use Teflon/poly piston-pin retainer buttons. NOT CONFIRMED: Type 4 / 914 engines (different bore spacing and case).
Specifications
- Bore: 90.5mm | Stroke: 82mm | Displacement: 2110cc
- Piston: Mahle forged aluminum alloy
- Cylinder: cast iron, extra-thick wall
- Sold as: complete set of 4 (includes rings, pins, clips)
- Brand: Mahle (distributed by EMPI) | Part Number: 98-1991-B
Questions & Answers
Does this fit my air-cooled VW Type 1? Yes — it fits Beetle, Super Beetle, Karmann Ghia, Bus (Type 2), and Type 3 engines once the case (and heads, where required) are machined for this bore.
Are these forged or cast pistons? Forged — Mahle forged pistons, built for high-output street, race, and off-road use.
Do I need a stroker crank? Yes — this is a stroker set; pair it with an 82mm stroker crank.
What's included? A complete set for one engine: 4 cylinders, 4 forged pistons, rings, wrist pins, and clips.
What's the part number? 98-1991-B.
Is Washburn's Metal an authorized dealer? Yes — Washburn's Metal is an authorized EMPI dealer.
Prop 65 Warning
WARNING: This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm. For more information, go to www.P65Warnings.ca.gov. All parts legal for use on pre-pollution-controlled vehicles only.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy