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COMP Cams K12-601-4 Mutha Thumpr 235 249
18th Jul 2026, 08:21 AM

COMP Cams K12-601-4 Mutha' Thumpr 235 /249 Hydraulic Flat Cam K-Kit for Chevrolet Small Block

Price may vary by location, shipping cost, and availability.
5% Off
$625.99
$655.95

Buy @ amazon.com
Highest: $925.99
Average: $436.89
Lowest: $167.43

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Based our analysis and observation, there is 65.00% chance that the price of COMP Cams K12-601-4 Mutha Thumpr 235 249... will increase. Price of product might fluctuate between 38% and 42% of current price.*

Price History Graph

Offer Price Prices
Lowest: -
Average: -
Highest: -

Price History Information

You can check the price history of COMP Cams K12-601-4 Mutha' Thumpr 235 /249 Hydraulic Flat Cam K-Kit for Chevrolet Small Block here. This product's current Price in USA is $625.99. The average and highest prices are $436.89 and $925.99 respectively.

Lowest Ever Price $167.43
9th Jul 2019
Average Price $436.89
Based on 4921 days price tracking
Highest Price $925.99
24th Nov 2020

Current Price in USA

Price $625.99
MRP $655.95
Savings $29.96
Discount 4.567%

Recent Price Drops on COMP Cams K12-601-4 Mutha' Thumpr 235 /249 Hydraulic Flat Cam K-Kit for Chevrolet Small Block

Price Drop 15th Apr 2026
$560.95 → $402.84
28.19% drop
Price Drop 31st Jul 2025
$646.48 → $560.95
13.23% drop
Price Drop 2nd Jan 2025
$557.59 → $504.86
9.46% drop
Price Drop 2nd Dec 2024
$601.11 → $436.37
27.41% drop
Price Drop 27th Nov 2024
$504.86 → $436.37
13.57% drop
Price Drop 26th Nov 2024
$560.95 → $504.86
10% drop
Price Drop 18th Sep 2024
$619.53 → $560.95
9.46% drop
Price Drop 4th Sep 2024
$607.18 → $560.95
7.61% drop
Price Drop 28th Jul 2024
$600.99 → $560.95
6.66% drop
Price Drop 21st Dec 2023
$560.95 → $504.86
10% drop
Price Drop 4th Dec 2023
$549.99 → $504.86
8.21% drop
Price Drop 14th Jun 2023
$549.99 → $498.99
9.27% drop
Price Drop 2nd Sep 2022
$498.95 → $449.06
10% drop
Price Drop 3rd Aug 2022
$498.95 → $469.01
6% drop
Price Drop 25th Apr 2021
$411.95 → $384.76
6.6% drop
Price Drop 5th Apr 2021
$411.95 → $349.89
15.06% drop
Price Drop 26th Mar 2021
$393.06 → $371.99
5.36% drop
Price Drop 21st Mar 2021
$452.87 → $370.99
18.08% drop
Price Drop 1st Mar 2021
$371.99 → $349.89
5.94% drop
Price Drop 12th Feb 2021
$371.99 → $349.89
5.94% drop
Price Drop 21st Dec 2020
$370.99 → $350.89
5.42% drop
Price Drop 6th Dec 2020
$453.88 → $370.99
18.26% drop
Price Drop 2nd Dec 2020
$925.99 → $475.74
48.62% drop
Price Drop 28th Nov 2020
$925.99 → $370.99
59.94% drop
Price Drop 13th Sep 2020
$455.82 → $369.94
18.84% drop
Price Drop 6th Sep 2020
$454.62 → $369.94
18.63% drop
Price Drop 29th Aug 2020
$454.62 → $369.94
18.63% drop
Price Drop 4th Jun 2020
$420.47 → $367.99
12.48% drop
Price Drop 31st May 2020
$420.47 → $368.98
12.25% drop
Price Drop 29th Mar 2020
$362.94 → $323.95
10.74% drop
Price Drop 22nd Jan 2020
$342.98 → $323.95
5.55% drop
Price Drop 12th Jan 2020
$342.98 → $323.95
5.55% drop
Price Drop 22nd Oct 2019
$342.98 → $323.95
5.55% drop
Price Drop 16th Oct 2019
$342.98 → $323.95
5.55% drop
Price Drop 2nd Oct 2019
$342.98 → $323.95
5.55% drop
Price Drop 25th Aug 2019
$342.98 → $323.95
5.55% drop
Price Drop 8th Jul 2019
$339.87 → $167.43
50.74% drop
Price Drop 31st May 2019
$339.87 → $321.99
5.26% drop
Price Drop 22nd Nov 2018
$290.15 → $269.61
7.08% drop
Price Drop 20th Nov 2018
$321.49 → $290.15
9.75% drop
Price Drop 22nd Jul 2018
$268.93 → $255.48
5% drop
Price Drop 28th Jun 2018
$336.38 → $303.58
9.75% drop
Price Drop 14th Nov 2017
$336.57 → $237.31
29.49% drop
Price Drop 4th Sep 2014
$339.88 → $319.99
5.85% drop
Price Drop 13th Aug 2014
$339.88 → $319.99
5.85% drop
Price Drop 31st May 2014
$339.88 → $319.99
5.85% drop
Price Drop 3rd Nov 2013
$339.12 → $319.99
5.64% drop

Product Information

Details

Product Name COMP Cams K12-601-4 Mutha' Thumpr 235 /249 Hydraulic Flat Cam K-Kit for Chevrolet Small Block
Store Product Code B001S1Y2OA
Store Name amazon.com
Brand Comp Cams
Rating 8.4 / 10
Category Cam & Lifter Kits
Product Manufacturer COMP Cams
Model Number K12-601-4
Dimensions 26 x 10.5 x 5 inches

Features

  • 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
  • K Kits vary in their contents, but generally contain a camshaft, a set of lifters, valve springs, retainers, locks, valve seals, timing set, assembly lubricant, decals and instructions. Check description for more accurate listing of kit contents.
  • 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

Images

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Image of COMP Cams K12-601-4 Mutha' Thumpr 235 /249 Hydraulic Flat Cam K-Kit for Chevrolet Small Block

Rating and Reviews

8.4 Based on 21 reviews

COMP Cams K12-601-4 Mutha Thumpr 235 249 has 8.4 rating out of 10. This average rating is consist of 21 individual ratings. You can rate this product at product review page.

* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.
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