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Fidanza 66-740 Lightweight Aluminum Flywheel for 1966-1974 MG Midget & Austin Healey Sprite (1275cc)

$473.96

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Fidanza 66-740 Lightweight Aluminum Flywheel for 1966-1974 MG Midget & Austin Healey Sprite (1275cc)

$473.96

$473.96

Fits 1966-1974 MG Midget and Austin Healey Sprite (1275cc) models.

Engineered to reduce rotational mass and improve engine response, the Fidanza 66-740 lightweight aluminum flywheel provides a 40-60% weight reduction compared to stock cast-iron units. This lower Moment of Inertia (MOI) allows for quicker acceleration and faster throttle response, making it an essential upgrade for high-performance driving and racing applications. The design focuses on serviceability, featuring a bolt-on replaceable friction surface that eliminates the need to replace the entire unit when the surface wears.

  • Precision Construction: CNC machined from high-quality 6061 T6 or 2024 T4 billet aluminum for superior strength-to-weight ratio.
  • Replaceable Friction Surface: Features a heat-treated 1050 steel friction plate for optimum grip and long-term durability.
  • Hardened Ring Gear: Equipped with a 1050 steel ring gear, hardened for maximum longevity and reliable starter engagement.
  • Military-Spec Hardware: Secured with military-spec fasteners to ensure reliability and strength under high-stress conditions.
  • Stepped Dowels: Includes stepped dowels for precise alignment on most applications.
  • Manufacturer Part Number: 126751
  • Product Series: 66-740
  • Material: Billet Aluminum Body
  • Friction Surface: 1050 Steel (Bolt-on)
  • Ring Gear: 1050 Steel (Hardened)
📘 Guides & Manuals
🔧 Fitment & Compatibility
Year Make Model Submodel
1966-1967 Austin Healey Sprite Base
1966,1968-1970 Austin Healey Sprite MK IV
1967-1974 MG Midget Base

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