Hot Wheels
Hot Wheels1971
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Hot Wheels
Hot Wheels What-4 1971
The Hot Wheels What-4 was released in 1971 as part of the mainline in the “Hot Wheels” series, toy number 6001.
- 1971 · Mainline
- 6001
- Toy #
- 6001
- Series
- Hot Wheels
- Year
- 1971
- Product line
- Mainline
- Casting
- What-4
- Designer
- Bob Lovejoy
- Color
- Spectraflame Blue
- Base
- Unpainted / Metal
- Window
- Clear or Blue Tint
- Interior
- Black, Brown, or White
- Wheels
- RL · Redline/Red Stripe (Type 1)(Bushing)
- Country
- Hong Kong
- Status
- Regular
- Notes
- What-4
Paint: Spectraflame Blue; wheels: RL; made in Hong Kong.
The What-4 casting first appeared in 1971 and has 2 releases in our database.
The Hot Wheels series of 1971 has 21 cars.
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Frequently asked questions
What is the toy number of the Hot Wheels What-4?
The toy number is 6001 (1971). It is printed on the back of the card.
Which series is the Hot Wheels What-4 from?
It was released in 1971 in the mainline, series “Hot Wheels”.
Is the Hot Wheels What-4 a Treasure Hunt?
No, it is a regular release.
Has Wheel Wonderland unboxed the What-4?
Not yet – you can request it on this page.
What-4: 2 versions
Casting history across every year.
| Model | Series | Toy # | Color | Year | ||
|---|---|---|---|---|---|---|
| What-4 | Hot Wheels Series | 1971 | ||||
| What-4 | Hot Wheels | 6001 | Spectraflame Blue | 1971 |
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Data last updated: Sep 27, 2026. Source: our own Hot Wheels database, maintained daily, with releases from 1968 onwards and our own unboxing videos.