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Joseph Potak: Amazon KDP author data
As of Nov 6, 2026, Joseph Potak has 5 books on Amazon, 5 of them on a best-seller list in the last 30 days (best rank #5), mostly in Repair & Maintenance, Customize, Engines & Transmissions.
| Median price | $28.49 |
|---|---|
| Price range (middle 50%) | $16.51 – $30.17 |
| Median reviews | 604 |
| Total reviews | 2,814 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $28.49, 20% above the median of their main category, Repair & Maintenance.
Joseph Potak's best-ranked books
-
How to Build and Modify GM LS-Series Engines
by Joseph Potak
- Price$16.51
- Rating4.7
- Reviews1,062
-
How to Build and Modify GM LS-Series Engines (Motorbooks Workshop)
by Joseph Potak
- Price$28.49
- Rating4.7
- Reviews1,062
-
GM LS-Series Engines: The Complete Swap Guide, 2nd Edition
by Joseph Potak
- Price$30.17
- Rating4.6
- Reviews50
-
LS Engine Parts Interchange: 1997-2020
by Joseph Potak
- Price$32.95
- Rating4.8
- Reviews36
-
GM LS-Series Engines: The Complete Swap Manual (Motorbooks Workshop)
by Joseph Potak
- Price$3.99
- Rating4.6
- Reviews604
Main categories
FAQ
How many books does Joseph Potak have on Amazon?
KDPTop tracks 5 of their books; 5 made an Amazon list in the last 30 days.
Which categories does Joseph Potak publish in?
Their books chart most often in Repair & Maintenance, Customize, Engines & Transmissions.
How does Joseph Potak price their books?
The median price is $28.49; half of the books cost $16.51–$30.17.
Has Joseph Potak released new books recently?
0 new books in the last 30 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.