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COMP Cams 11-601-4 Thumpr 235/249 Hydraulic Flat Cam for Chevrolet Big Block 396-454
✅ In stock
F
Grade
Analysis Confidence
100%
Price verified Sep 22, 2026 4:30 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰At 39% above its usual rate, this is currently priced higher than what most shoppers have paid.
- 📉Going back roughly eight months, a more competitive price has not appeared — this stands out as a strong value by recent standards.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
13/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Amazon.com
🚚 Shipping
Free Shipping
Product Details
✓High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
✓2,000-5,900 RPM Operating Range
✓235/249 Duration at .050". 107 Degree Lobe Separation Angle
✓0.510/0.495 Valve Lift
✓Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note. Best with aftermarket converters and more rear gear.
✓Perfect choice for muscle cars and street rods - Three unique cam designs: Thumpr, Mutha' Thumpr and Big Mutha' Thumpr deliver excellent horsepower gains and broad torque curve.
✓Fits Chevrolet 396-454 Mark IV Big Block
✓Made in USA
⚙️ Specifications
Brand
Comp Cams
Screen Size
1.5 inches
Compatible Devices
Monitor
Installation Type
Surface Mount
Optical Sensor Technology
CMOS
Real Angle of View
107 degrees
UPC
036584176367
Manufacturer
COMP Cams
Global Trade Identification Number
00036584176367
Model
COMP Cams
Item Weight
4.64 kg
