Twin City Wheels invites you to donate your Iso Grifo, an extraordinary Italian-American hybrid grand tourer known for its stunning Bertone-Giugiaro design and powerful Chevrolet V8 engine. Minneapolis is home to passionate car enthusiasts who understand the significance of this model, whether it’s a concours-grade Series I, the ultra-rare 7-Litre variant, or the innovative Series II with its Ford V8. Each Iso Grifo is a testament to automotive excellence, making your donation an invaluable contribution to preserving automotive history.
With values ranging from $300k to over $1.5M, depending on the series and condition, it's essential for donors to ensure matching-numbers certification, as well as documentation regarding provenance and condition. We emphasize the importance of a qualified appraisal and adherence to IRS regulations to secure the full value of your donation. Your generosity not only supports Twin City Wheels but also ensures that these incredible vehicles continue to inspire future generations.
📖Generation guide
Iso Grifo Series I • 1965-1972
Bertone-Giugiaro designed, powered by Chevrolet small-block V8 (327/350). Approximately 330 units produced, known for their elegance and performance.
Iso Grifo 7-Litre • 1968-1972
An ultra-rare variant featuring a Chevrolet 427 big-block L71 engine, recognized for its distinctive raised hood and around 90 units produced.
Iso Grifo IR Series II • 1972-1974
Facelift with concealed headlights and Ford Cleveland 351C engine due to supply issues. Limited to about 80 units, marking the transition in production.
Iso Grifo A3/C • 1963-1965
A prototype racing variant that evolved into the Bizzarrini 5300 GT, showcasing the model's racing pedigree.
Iso Grifo Targa • 1968-1970
A rare open-top variant with only around 14 units produced, combining luxury with the thrill of open-air driving.
Known issues by generation
The Iso Grifo is celebrated for its unique Italian-American hybrid construction, yet certain issues may arise. The Bertone steel-monocoque body is prone to rust and corrosion, particularly in rocker panels and floors. Additionally, ensuring the authenticity of the Chevrolet V8 engine, including block-stamping and casting-numbers, is critical, as engine swaps can severely impact value. Common issues may also include the condition of Borg-Warner or Muncie gearboxes and the integrity of the Girling 4-wheel disc brakes. Prospective donors should be aware of these factors when considering their vehicle's donation.
Donation value by condition + generation
Value patterns for the Iso Grifo are closely tied to their condition and documentation. Concours-grade examples, particularly with matching-numbers certification, can command significant prices at auction, ranging from $300k for Series I to upwards of $1.5M for rare variants like the 7-Litre IR. Proper documentation, including Bizzarrini-engineered chassis pedigree and provenance records from the Bresso Iso factory, is essential. Factory color changes and incorrect specifications may severely detract from value, making qualified appraisals and restoration receipts invaluable in ensuring the vehicle’s market worth.
Donation process for this model
Donating your Iso Grifo to Twin City Wheels requires careful attention to detail. A qualified appraisal is mandatory, and IRS Form 8283 Section B, signed and dated by the appraiser, must accompany the donation. Additionally, documentation of provenance, original paint, period-correct trim, and matching-numbers verification is essential to uphold the vehicle’s integrity. We recommend ensuring proper transport for concours-grade examples to maintain their condition during transfer. Your donation will not only support our mission but also contribute to preserving automotive heritage.
Minneapolis regional notes
In Minneapolis, Iso Grifo owners are fortunate to have access to specialized resources. There are qualified experts who can assist with appraisals and restorations, ensuring that your car is in the best possible condition. Local resources may include specialists in Italian-American hybrids who understand the unique needs of the Grifo. Additionally, the preservation of vehicles in this region is crucial, and many owners prioritize these concerns to maintain their cars in concours-ready condition despite the salt-belt challenges.
FAQ
What documentation is required for donating an Iso Grifo?
How do I verify my Iso Grifo’s authenticity?
What are the common issues with Iso Grifo models?
Is there a minimum value for donations?
What if my Grifo has undergone modifications?
Can I donate an Iso Grifo with known issues?
Why is a qualified appraiser necessary?
Other model-specific guides
Vehicle Donation Resources & Guides
In-depth tax, paperwork, and donation logistics guides published by our editorial team — bookmark these before you donate.