EMPI Piston & Cylinder Set | VW Type 1 Air-Cooled | 87mm × 69mm 1641cc (98-1986-B)

EMPI Piston & Cylinder Set — 87mm × 69mm Stroke, 1641cc | VW Type 1 Air-Cooled (98-1986-B)

1641cc is the classic slip-in big-bore for a Type 1, and this EMPI 87mm × 69mm set (98-1986-B) is the standard cast version — a simple, proven way to add displacement without machining the case.

Vehicle Fitment

• VW Beetle: All years, air-cooled Type 1 engine.
• VW Super Beetle: All years, air-cooled Type 1 engine.
• VW Karmann Ghia: All years, air-cooled Type 1 engine.
• VW Bus (Type 2): All years, air-cooled Type 1 engine.
• VW Type 3 (Squareback, Fastback, Notchback): All years, air-cooled Type 1 engine.

Why Choose EMPI?

This EMPI set uses quality cast pistons and cylinders for a proven, economical rebuild — a simple way to add displacement without machining the case.

Key Features & Benefits

• Displacement: 87mm bore × 69mm stroke = 1641cc displacement
• Quality castings: quality cast pistons and cylinders — a proven, economical rebuild set
• Complete set of 4: cylinders, pistons, rings, wrist pins, and clips
• Crank: Runs the stock 69mm crank

Technical Specifications

• Bore: 87mm
• Stroke: 69mm
• Displacement: 1641cc
• Piston: Cast aluminum alloy
• Cylinder: Cast iron
• Sold as: Complete set of 4 (includes rings, pins, clips)
• Brand: EMPI
• Part Number: 98-1986-B
• UPC: 707924433869

Frequently Asked Questions

• Does this fit my air-cooled VW Type 1? Yes — Beetle, Super Beetle, Karmann Ghia, Bus (Type 2), and Type 3, with the case machined for this bore where required.
• Are these forged or cast pistons? Standard cast pistons — the proven choice for street rebuilds and mild big-bore builds.
• Do I need a stroker crank? No — it runs the stock 69mm crank.
• What's included? A complete set for one engine: 4 cylinders, 4 pistons, rings, wrist pins, and clips.
• What's the part number? EMPI 98-1986-B (UPC 707924433869).

Installation

• Slip-in on a standard case machined for this bore — no special case work required.

Explore Related Categories

Engine Parts, All VW Air-Cooled, EMPI

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.