18th Jul 2026, 07:59 AM
Comp Cams K12-602-4 Big Mutha' Thumpr 243 /257 Hydraulic Flat Cam K-Kit for Chevrolet Small Block
Price may vary by location, shipping cost, and availability.
$737.95
Highest: $858.99
Average: $550.56
Lowest: $295.70
Price History Graph
Offer Price Prices
Lowest: -
Average: -
Highest: -
Price History Information
You can check the price history of Comp Cams K12-602-4 Big Mutha' Thumpr 243 /257 Hydraulic Flat Cam K-Kit for Chevrolet Small Block here. This product's current Price in USA is $737.95. The average and highest prices are $550.56 and $858.99 respectively.
| Lowest Ever Price | $295.70 |
|---|---|
| 28th Feb 2019 | |
| Average Price | $550.56 |
| Based on 3564 days price tracking | |
| Highest Price | $858.99 |
| 25th Mar 2021 | |
Price History of All Variants of Comp Cams K12-602-4 Big Mutha Thumpr 243...
Current Price in USA
| Price | $737.95 |
|---|
Recent Price Drops on Comp Cams K12-602-4 Big Mutha' Thumpr 243 /257 Hydraulic Flat Cam K-Kit for Chevrolet Small Block
Price Drop 7th Jan 2026
$739.49 → $639.95
13.46% drop
Price Drop 7th May 2023
$700.43 → $608.95
13.06% drop
Price Drop 4th Aug 2022
$549.95 → $516.95
6% drop
Price Drop 19th Nov 2021
$557.25 → $514.99
7.58% drop
Price Drop 17th Nov 2021
$557.25 → $514.99
7.58% drop
Price Drop 10th Nov 2021
$557.44 → $514.99
7.62% drop
Price Drop 29th Oct 2021
$555.63 → $514.99
7.31% drop
Price Drop 7th Sep 2021
$585.39 → $489.95
16.3% drop
Price Drop 29th Jun 2021
$584.25 → $471.99
19.21% drop
Price Drop 28th Apr 2021
$858.99 → $470.95
45.17% drop
Price Drop 22nd Apr 2021
$858.99 → $470.95
45.17% drop
Price Drop 16th Apr 2021
$858.99 → $611.92
28.76% drop
Price Drop 29th Mar 2021
$858.99 → $499.00
41.91% drop
Price Drop 15th Jan 2021
$499.00 → $424.94
14.84% drop
Price Drop 13th Jan 2021
$499.00 → $424.94
14.84% drop
Price Drop 5th Jan 2020
$354.47 → $334.73
5.57% drop
Price Drop 2nd Jan 2020
$421.98 → $380.85
9.75% drop
Price Drop 27th Feb 2019
$389.87 → $295.70
24.15% drop
Price Drop 7th Nov 2018
$389.00 → $351.07
9.75% drop
Product Information
Details
| Product Name | Comp Cams K12-602-4 Big Mutha' Thumpr 243 /257 Hydraulic Flat Cam K-Kit for Chevrolet Small Block |
|---|---|
| Store Product Code | B001S1W5I0 |
| Store Name | amazon.com |
| Brand | Comp Cams |
| Rating | 10 / 10 |
| Category | Cam & Lifter Kits |
| Product Manufacturer | COMP Cams |
| Model Number | K12-602-4 |
| Dimensions | 26 x 10.5 x 5 inches |
Features
- Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.
- 2,500-6,400 RPM Operating Range
- 243/257 Duration at .050". 107 Degree Lobe Separation Angle. 0.5"/0.486" 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.
Images
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Rating and Reviews
10 Based on 6 reviews
Comp Cams K12-602-4 Big Mutha Thumpr 243 has 10 rating out of 10. This average rating is consist of 6 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.