Wednesday, 11 Mar 2026

title:Theon Design Porsche 964 Restomod: Is It Worth £500k?

content:Is Theon’s 964 Restomod the Ultimate 911 Upgrade?

If you’re a Porsche enthusiast, you’ve probably wondered: which restomod balances classic 911 charm with modern performance? Theon Design’s 964, featured in Old Sky’s YouTube review, claims to do just that. After analyzing the video, I believe this build deserves a closer look—especially if you’re considering a high-end restomod for weekend drives or European road trips.

What Makes Theon’s 964 Stand Out

Theon Design, based in Oxfordshire, has six years of experience crafting 911 restomods. This 964 model is a masterclass in customization: it uses a Roadtrex centrifugal supercharger (replacing the AC pump, now moved to the front), flowed imported heads, a lightweight bottom end, and independent throttle bodies. The result? 400 horsepower and 367 foot-pounds of torque—impressive for a classic 911.

Composite panels (inside and out) cut weight to 1265kg (down from the original 1350kg), while 6000 hours of work ensure flawless finishing. Unlike some restomods that alter the 911’s rear-engine character, Theon amplifies its racier bits while keeping GT comfort—perfect for the customer who wanted both Saturday outings and long trips.

Driving Experience: GT Comfort Meets Racy Edge

The reviewer praises the 964’s visibility (compact size, clear wing views) and rigid shell. The 5-speed gear shift is accurate, with only minor confusion between reverse and first. The 5-stage adjustable suspension is a highlight: it’s supple enough to glide over potholes but tight enough for sharp body control.

The supercharged engine delivers linear power, with a satisfying chatter on overrun (per the customer’s request). An exhaust valve button adds extra noise when needed—ideal for spirited drives. The interior, with carbon fiber and leather, feels luxurious without being raw, fitting the GT vibe the owner wanted.

Is the £500k Price Tag Justified?

At around £500k (including donor car and taxes), this restomod isn’t cheap. But it’s competitive with other high-end builds like Goodwood’s or Singer’s. Theon’s focus on preserving the 964’s character sets it apart—unlike some restomods that shift weight balance to front-engine-like handling, Theon keeps the rear-engine feel but sharpens it.

For collectors with large budgets who want a purpose-built car (not just a showpiece), this is worth considering. It’s fit for both daily drives and track days, a rare balance in restomods.

content:Toolbox & Action Guide for Restomod Buyers

If you’re thinking about investing in a restomod, use this checklist to make an informed choice:

  1. Define your use case: Do you want a daily driver, weekend racer, or long-distance GT?
  2. Check build details: Ask about hours invested, materials used, and customization options.
  3. Test drive for character: Ensure the restomod preserves the original car’s essence (like Theon’s does for the 911).
  4. Compare to similar builds: Look at Singer, Goodwood, or Theon to find the best fit.
  5. Evaluate long-term value: High-quality restomods often hold their value if well-maintained.

Resource Recommendations:

  • Old Sky Magazine: Trusted auto reviews since 1895—great for in-depth restomod insights.
  • Theon Design Website: Explore their customization options and past builds to see if their style matches yours.

content:Final Thoughts

Theon’s 964 restomod is a well-sorted, purpose-built car that balances classic charm with modern performance. It’s not for everyone (the price tag is steep), but for those who can afford it, it’s a top-tier choice.

When trying the methods above, which step do you anticipate will be most challenging? Share your situation in the comments—we’d love to hear your thoughts on high-end restomods!

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