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- Genuine COMP CAM 12-601-4 Mutha Thumpr 235/24...
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Item #:
187812384
Genuine COMP CAM 12-601-4 Mutha Thumpr 235/249 Kit | High-Performance Lifters | True Double Roller Timing | Z28 Style HP Springs | Push Rods | FITS
Item #:
187812384
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Order now and get it around Wednesday, October 14
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What Stands Out
High-Performance Lifters
Designed for maximum engine efficiency, these lifters enhance performance and durability, ensuring smoother operation and increased horsepower compared to standard options.
True Double Roller Timing
This timing system ensures precise valve synchronization, minimizing lag and enhancing throttle response. It offers increased reliability over single roller designs among competitors.
Z28 Style HP Springs
Engineered for high load bearing, these springs provide superior valve control at high RPMs, optimizing performance and reliability under extreme conditions, setting the product apart from conventional springs.
Product Details
| Item Weight | 11 lbs (4.99 kg) |
Who Should Buy?
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Performance Enthusiasts
Ideal for car owners seeking to enhance engine performance with high-quality components and a powerful camshaft.
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Race Build Projects
Perfect for users building competitive race engines, requiring precision timing and strong lifters for optimal performance.
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SBC 400 Owners
Specifically designed for small block Chevrolet engines like the 283, 327, 350, and the potent 400 models.
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Daily Drivers
Not suitable for everyday vehicles, as it prioritizes performance over comfort and drivability in regular traffic.
Product Description
Genuine COMP CAM 12-601-4 Mutha Thumpr 235/249 Kit | High-Performance Lifters | True Double Roller Timing | Z28 Style HP Springs | Push Rods | FITS Chevrolet SBC 283 327 350 400 5.7 5.7L
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What type of vehicles is the Mutha Thumpr Camshaft suitable for?
Answer: It's designed specifically for Small Block Chevy engines ranging from 265 to 400ci. -
Question:
What additional components do I need for the Mutha Thumpr to perform properly?
Answer: You need a higher stall torque converter (2,500+ RPM) and rear-end gears (3.23 to 3.73+). -
Question:
What characterizes the sound of the Mutha Thumpr Camshaft?
Answer: It creates a severe, heavy-loping idle that sounds like a full-blown race car.
REDLINE ENGINE SUPPLY Camshafts Editorial Review
The Genuine COMP CAM 12-601-4 Mutha Thumpr 235/249 Kit is designed for high-performance applications, bringing together advanced features like high-performance lifters and true double roller timing. Weighing 11 lbs, this kit is tailored specifically for Chevrolet SBC engines, enhancing your vehicle's performance with a Z28 style that pays homage to classic power. Users have noted the ease of installation and noticeable improvement in horsepower, making it a popular choice among car enthusiasts and professional mechanics alike. Whether you're upgrading your engine for track performance or daily driving, this comprehensive kit delivers significant results and heights in performance.
Customer Reviews & Ratings
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Pros
- High-performance lifters for enhanced engine efficiency
- True double roller timing for better accuracy
- Lightweight design at just 11 lbs
- Compatible with several Chevrolet SBC models
- Easy installation noted by users
Cons
- May require professional installation for optimal results
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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10 September 2026 · via Trustpilot
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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Features & Benefits
- Experience the roaring sound of a dedicated drag car with the Mutha Thumpr Camshaft.
- Designed for Small Block Chevy 265-400ci, it delivers unmatched audio intimidation.
- Features a powerful RPM range from 2,200 to 6,100+, ideal for mid-to-high performance.
- Requires a higher stall torque converter and specific rear-end gears for optimal performance.
- Combines legendary durability with a heavy-loping idle that turns heads.
- Get the sound profile of a race car without the costs of high-maintenance parts.
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