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Description
COMP Cams Camshaft Cadillac 295T H-107Big Mutha' Thumpr 242 257 Hydraulic Flat Cam for Cadillac 425, 472, 500. Street strip, needs 9. 5: 1 compression, 2800+ stall, intake, Gears and headers, very rough idle. Catalog User 1 This Part Fits: Year Make Model Submodel 1968 1976 Cadillac Calais Base 1968 1979 Cadillac Commercial Chassis Base 1968 1979 Cadillac DeVille Base 1975 1976,1978 1979 Cadillac DeVille Cabriolet 1975 1979 Cadillac DeVille d'Elegance 1978 1979 Cadillac DeVille Phaeton
Big Mutha' Thumpr 242/257 Hydraulic Flat Cam for Cadillac 425, 472, 500. Street/strip, needs 9.5:1 compression, 2800+ stall, intake, Gears and headers, very rough idle.
CatalogUser 1
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1968-1976 | Cadillac | Calais | Base |
| 1968-1979 | Cadillac | Commercial Chassis | Base |
| 1968-1979 | Cadillac | DeVille | Base |
| 1975-1976,1978-1979 | Cadillac | DeVille | Cabriolet |
| 1975-1979 | Cadillac | DeVille | d'Elegance |
| 1978-1979 | Cadillac | DeVille | Phaeton |
| 1968-1978 | Cadillac | Eldorado | Base |
| 1976-1978 | Cadillac | Eldorado | Biarritz |
| 1976 | Cadillac | Eldorado | Bicentenial Edition |
| 1976,1978 | Cadillac | Eldorado | Cabriolet |
| 1968-1974 | Cadillac | Fleetwood | 60 Special |
| 1973-1976 | Cadillac | Fleetwood | 60 Special Brougham |
| 1968-1977 | Cadillac | Fleetwood | 75 |
| 1977 | Cadillac | Fleetwood | 75 Formal |
| 1968-1970,1973-1974,1978-1979 | Cadillac | Fleetwood | Base |
| 1968-1972,1976-1979 | Cadillac | Fleetwood | Brougham |
| 1976,1978-1979 | Cadillac | Fleetwood | Brougham d'Elegance |
| 1976 | Cadillac | Fleetwood | Brougham Talisman |
| 1977-1979 | Cadillac | Fleetwood | Formal |
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4.2 ★★★★★
Based on 1471 reviews
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Product Reviews
★★★★★ 5
Love!
Size: Large, Color: (100) White / White / Mod Gray
Ive tried so many no show socks but I love these. This is the 3rd set I've bought. They never slip off and the material is thin and breathable. Perfect for working out.
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Reviewed in the United States on March 2, 2026
★★★★★ 5
True no-show socks that don’t slide down!
Size: Medium, Color: (100) White / White / Mod Gray, Size: Medium, Color: (100) White / White / Mod Gray
This is the first pair of no-show socks I’ve tried that actually don’t slide down into my shoes. Trust me… I have tried lots of different pairs and this is the one! They fit perfectly. They’re not too thick and they’re obviously durable because I wash them after each wear, so daily.
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Reviewed in the United States on March 21, 2026
★★★★★ 4
Great fit but expensive
Size: Medium, Color: (252) Blush Beige / White / Castlerock
These are really great socks. I love them, but they are definitely pricey.
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Reviewed in the United States on March 30, 2026
★★★★★ 5
Great socks!
Size: Medium, Color: (252) Blush Beige / White / Castlerock
Love these socks so much I got a second package. I like how thin and airy they are and they never slide down my heel. For thin socks they’re pretty durable.
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Reviewed in the United States on August 16, 2025
★★★★★ 5
Great
Size: Medium, Color: (001) Black / Black / Pitch Gray
The best pair of work / workout / casual socks I've bought in long time! They're no show on all my sneakers, incredibly comfortable and they never move.
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Reviewed in the United States on October 7, 2025