Permatex 81950 Ultra Slick Engine Assembly Lube
4 oz. , Red
Price as of 2026-06-21. Check Amazon for the current price.
Quick Decision
Price Intelligence
- Budget:$3–$9
- Mid-range:$9–$17← You are here
- Premium:$17+
Is This Right For You?
- •Those who want a top-rated option — in the top 4% of greases and lubricants by rating
- •Risk-averse buyers — 9,911+ reviews give a highly reliable picture
- •Permatex loyalists — the brand spans 20 products in our database
- •Lucas Oil 10533 White Lithium Grease — 40% cheaper at $6 (Score A+)
📊 Based on data analysis of 96 products in this category.
Mubboo Score: A
How we calculate the Mubboo Score
Quality (45%): customer rating, normalized to a 10-point scale
Popularity (35%): review volume vs the category leader, log-scaled
Value (20%): price position vs other greases and lubricants
Computed from live Amazon rating, review count, and price across 96 greases and lubricants available to US consumers · last refreshed 2026-06-21.
How It Compares
This Product Permatex 81950 Ultra Slick Engine Assembly Lube | Most Popular Permatex 80078 Anti-Seize Lubricant | Best Rated Super Lube 3 Oz.Tube Super Lube Lubricant | Best Value Lucas Oil 10533 White Lithium Grease | |
|---|---|---|---|---|
| Price | $10.04 | $9.99 | $10.98 | $5.98 |
| Rating | 4.8/5 | 4.8/5 | 4.8/5 | 4.8/5 |
| Reviews | 9,911 | 17,069 | 8,798 | 6,576 |
| Mubboo Score | A | A+ | A | A+ |
About Permatex
- 20 products in our database
- Average rating: 4.6/5 across all products
- Price range: $6.18 – $49
- Categories: body-repair-tools, brake-fluids, Car Wax, engines-and-engine-parts-automotive, Fuel Additives, greases-and-lubricants
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Bottom Line
Permatex 81950 Ultra Slick Engine Assembly Lube earns Mubboo Score A. Priced at $10 — a mid-range option, below the category average of $24. Rated 4.8/5 from 9,911+ reviews. Strong buy if: those who want a top-rated option, risk-averse buyers.
Frequently Asked Questions
Is the Permatex 81950 Ultra Slick Engine Assembly Lube worth buying in 2026?
It earns a Mubboo Score of A, with a 4.8/5 rating from 9,911 reviews — better than 96% of greases and lubricants we track.
How much does the Permatex 81950 Ultra Slick Engine Assembly Lube cost?
It is currently $10.04 — mid-tier pricing for greases and lubricants.
How does the 81950 Ultra Slick Engine Assembly Lube compare to other greases and lubricants?
The category's most-reviewed alternative is the Permatex 80078 Anti-Seize Lubricant (4.8/5, 17,069 reviews, $9.99). The 81950 Ultra Slick Engine Assembly Lube carries a Mubboo Score of A vs A+.
Sources & References
Products available through US retailers. Prices in USD. Sales tax varies by state and is not included.
Mubboo may earn a commission on purchases made through affiliate links. This does not affect our Mubboo Score, product rankings, or editorial judgments. Prices are accurate as of the last sync (2026-06-21) and may change.