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📉 PRICE DROP
COMP Cams CL12-601-4 Mutha' Thumpr 235/249 Hydraulic Flat Cam and Lifter Kit Chevrolet Small Block
✅ In stock
📉 Price recently dropped
F
Grade
Analysis Confidence
85%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 20, 2026 5:55 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.
- 💰The current price is slightly above the going rate for this product — worth watching for a drop.
- 📉No lower price has surfaced in the past twelve months, making this one of the standout deals in recent memory.
- 📈Prices have been climbing otherwise, adding urgency to act on this deal before cost reverts upward.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
5.59/20
Deal Strength
16/20
Momentum
0/10
📝 Product Overview
🚚 Shipping
Free Shipping
Product Details
✓High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
✓2,200-6,100 RPM Operating Range
✓235/249 Duration at .050". 107 Degree Lobe Separation Angle. 0.489"/0.476" Valve Lift
✓CL Kits include a camshaft, a set of lifters, instructions and assembly lubricant.
✓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 GEN 1 Small Blocks including the 262, 265, 267, 283, 302, 305, 307, 327, 350 and 400. Does not fit LT1/LT4, or factory roller Small Blocks built from 1985 and newer.
✓Made in USA
⚙️ Specifications
Brand
Comp Cams
Compatible Devices
Monitor
UPC
036584183228
Manufacturer
COMP Cams
Global Trade Identification Number
00036584183228
Model
CL12-601-4
Item Weight
13.05 pounds
Product Dimensions
25.4 x 5.5 x 3 inches
Item model number
CL12-601-4
Manufacturer Part Number
CL12-601-4
OEM Part Number
N
