Best Melling Camshafts in 2026

Daisy
Last Updated: Jul 18, 2026

At a Glance: Our Top Picks for Melling Camshafts

COMP Cams K12-600-4 Thumpr 227/241 Hydraulic Flat Cam K-Kit for Chevrolet Small Block
#TOP1
Comp Cams K12-600-4 Thumpr 227/241 Hydraulic Flat Cam
9.5
PM SCORE
COMP Cams CL12-602-4 Big Mutha' Thumpr 243/257 Hydraulic Flat Cam/Lifter Kit Chevrolet Small Block
#TOP2
Comp Cams Cl12-602-4 Big Mutha' Thumpr 243/257 Hydraulic
9.5
PM SCORE
Competition Cams Competition Cams 12-600-4 Camshaft Only Thumpr 227/241 Hydraulic Flat Cam for Chevrolet Small Block
#TOP3
Competition Cams Competition Cams 12-600-4 Camshaft Only Thumpr
9.5
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Melling Camshafts of 2026

Market Overview
Melling Camshafts Reviewed
  • Reviews Analyzed: 1207 Items
  • PM Avg. Rating: 7.0 / 10
15 Products Evaluated
  • Highest Price: $576.95
  • Lowest Price: $162.95
  • Avg. Price: $396.81

Comp Cams K12-600-4 Thumpr 227/241 Hydraulic Flat Cam K-Kit For Chevrolet Small Block

COMP CAMS
K12-600-4
26.00 X 10.50 X 5.00 Inches
21.33 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
JEGS 9.75

Features

High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.

2,000-5,800 RPM Operating Range

227/241 Duration at .050". 107 Degree Lobe Separation Angle. 0.479"/0.465" 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

Comp Cams Cl12-602-4 Big Mutha' Thumpr 243/257 Hydraulic Flat Cam/Lifter Kit Chevrolet Small Block

COMP CAMS
CL12-602-4
0.00 X 0.00 X 0.00 inches
12.21 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Speedway Motors 9.81

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. 0.500"/0.486" 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

Competition Cams Competition Cams 12-600-4 Camshaft Only Thumpr 227/241 Hydraulic Flat Cam For Chevrolet Small Block

COMP CAMS
12-600-4
0.00 X 0.00 X 0.00 Inches
8.64 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

HYDRAULIC - Thumpr : High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.

279/297 Advertised Duration, 227/241 Duration

.050 inch, .479 inch/.465 inch Lift, 107 Lobe Separation

Valve spring upgrade required

Comp Cams K12-246-3 Xtreme Energy 230/236 Hydraulic Flat Cam K-Kit For Chevrolet Small Block

COMP CAMS
K12-246-3
26.00 X 10.50 X 5.00 Inches
20.90 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Very strong mid-range torque and throttle response, 2200+ stall.

1,800-6,000 RPM Operating Range

230/236 Duration at .050". 110 Degree Lobe Separation Angle. 0.487"/0.49" 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.

Excellent performance in street carbureted applications. Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.

More vacuum allows an increase in duration for improved performance and assists power brakes. Best performance with aftermarket intake manifolds, headers and lower gear ratios.

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

Comp Cams 12-211-2 270H Magnum Hydraulic Flat Tappet Camshaft For 55-87 Small Block Chevy Engines

COMP CAMS
12-211-2
24.10 X 2.90 X 2.60 Inches
8.73 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SG MARKETPLACE 9.59

Features

High performance. Biggest cam with stock converter but better with 2000+ stall. Use lower gears. Mild rough idle.

1,800-5,800 RPM Operating Range

224/224 Duration at .050". 110 Degree Lobe Separation Angle

Best with aftermarket torque converters and 9.5:1 compression..Easy on valve train parts, and can be used with mild ratio rocker arms and traditional performance valve springs..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

Comp Cams 850-16 Oe-Style Hydraulic Roller Lifter Set For '87+ Oe Roller Sbc And Lt/Ls Engines.

COMP CAMS
850-16
7.90 X 2.20 X 2.50 Inches
4.16 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Performance replacement for stock hydraulic roller lifters or retro-fit hydraulic roller lifters for non-roller blocks

Decrease friction and increase longevity when directly compared to flat tappet lifters

Accept much more aggressive cam profiles than flat tappet lifters will allow

Comp Cams 54-428-11 Xfi Rpm Hi-Lift 228/230 Hydraulic Roller Cam For Gm Ls Gen Iii/Iv, Camshaft Only

COMP CAMS
54-428-11
24.50 X 3.00 X 2.75 inches
10.08 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

High RPM street/strip camshaft for use with FAST LSX intake. Requires programmer.

2,400-7,000 RPM Operating Range

228/230 Duration at .050". 112 Degree Lobe Separation Angle

0.571"/0.573" Valve Lift

Low End Grunt and High RPM Potential - Designed with Xtreme Energy technology to provide excellent power with the LS engine's enhanced cylinder head design.

Fit type: Vehicle Specific

Comp Cams Cl12-206-2 High Energy/Marine 212/212 Hydraulic Flat Cam/Lifter Kit Chevrolet Small Block

COMP CAMS
CL12-206-2
26.00 X 5.50 X 3.00 Inches
13.20 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Vans, pickups, 4WD and towing in 350c.i., good idle, strong mid-range torque. Single or dual engine with inboard/outboard drive for ski and economy.

1,200-5,200 RPM Operating Range

212/212 Duration at .050". 110 Degree Lobe Separation Angle. 0.440"/0.440" Valve Lift

CL Kits include a camshaft, a set of lifters, instructions and assembly lubricant.

High Energy grinds are a good blend of efficiency and performance: ideal for performance street rebuilds.

Works well with mainly stock components such as rockers, manifolds, heads, compression, torque converters and gears.

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

Comp Cams 12-210-2 High Energy/Marine 218/218 Hydraulic Flat Cam For Chevrolet Small Block, Camshaft Only

COMP CAMS
12-210-2
24.10 X 2.90 X 2.60 inches
8.86 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Fast Track Auto 8.54

Features

Fit type: Universal Fit

Package Dimensions: 6.604 H x 61.976 L x 7.62 W (centimeters)

Country of Origin : United States

Package Weight: 9.1 pounds

Comp Cams Xtreme Energy 224/230 Hydraulic Roller Cam For Oe Roller Sbc (08-423-8)

COMP CAMS
08-423-8
24.20 X 2.90 X 2.60 Inches
8.56 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

High performance street machines, 2000+ stall, gears, choppy idle.

1,900-5,600 RPM Operating Range

224/230 Duration at .050". 110 Degree Lobe Separation Angle

.502"/.510" Valve Lift

Excellent performance in street carbureted applications.

Fit type: Vehicle Specific

Comp Cams Comp Cams 54-454-11 Camshaft, 5.7L-6.2L

COMP CAMS
54-454-11
23.46 X 2.91 X 2.59 Inches
9.75 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Good street/strip camshaft with very wide range.

1,900-7,000 RPM Operating Range

227/243 Duration at .050". 113 Degree Lobe Separation Angle

0.614/0.624 Valve Lift

LS3/L92 Ready - The LSR Rectangular Port grinds are the best choice for 6.0 and 6.2 L LS engines with an LS3 or L92 rectangle port head. With a wider split between intake and exhaust duration, these grinds take full advantage of the superior airflow from rectangle port heads.

Comp Cams 201-300-17 Nsr Hrt No Springs Required Stage 1 Cam For '09+ Dodge 5.7L Hemi

COMP CAMS
201-300-17
0.00 X 0.00 X 0.00 inches
11.00 pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AMS RACING 5.62

Features

No Springs Required (NSR) Stage 1 Grind for 5.7L Gen. IV Hemi. Great mid-range torque w/ excellent power. Perfect for heavier vehicles, has great throttle response.

Developed on the Dyno - COMP Cams leveraged our in-house dyno and Spintron machine to develop our new HRT camshaft profiles. After months of testing, our HEMI camshafts are to outperform the competition.

Results - Thanks to extensive in-house testing, research and development, our HRT Stages 1, 2 and 3 camshafts are dyno-proven to delivery huge gains. Choose a Stage that is specific to your engine, whether it be a 5.7, 6.1 or 6.4 and enjoy the gains.

CK/MK Kits - In addition to our new camshafts, COMP Cams has created all-inclusive kits to tackle the entire job. CK-Kits include camshaft, phaser limiter, pushrods, Beehive/Conical springs, steel retainers, locks, seats and seals. MK-Kits include everything from the CK-Kit plus drop-in performance lifters.

Made in USA

Comp Cams 12-672-4 Nostalgia Plus 239/246 Hydraulic Flat Cam For Chevrolet Small Block, Camshaft Only

COMP CAMS
12-672-4
23.30 X 3.00 X 2.60 Inches
8.90 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Exhaust note of GM 30-30 cam with increased performance.

2,300-6,500 RPM Operating Range

239/246 Duration at .050". 112 Degree Lobe Separation Angle

0.483/0.477 Valve Lift

The 60's Muscle Car Experience - COMP Cams Nostalgia Plus cam line is designed to capture the essence of the original 1960's muscle car experience.

Fit type: Vehicle Specific

Comp Cams 54-700-11 Stage 1 Thumpr Cam For Gen Iii Ls 4.8/5.3/6.0L Trucks, Camshaft Only

COMP CAMS
54-700-11
23.31 X 2.91 X 2.60 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Developed and Tested on the Dyne - Adds 68 Horsepower when used with properly matched CK and MK kit components.

High RPM Potential - LST camshafts ace in the 6,700 to 7,300 RPM range, allowing engines not only to turn more RPM, but also to make more power in this range.

"NSR" No Springs Required lobe design.

No Guesswork - Properly matched components in CK and MK kits completely remove any guesswork in selecting the rest of the valve train.

Fit type: Vehicle Specific

Comp Cams 54-703-11 Stage 2 Thumpr Cam For Gen Iv Ls 4.8/5.3/6.0L Trucks, Camshaft Only

COMP CAMS
54-703-11
23.31 X 2.91 X 2.60 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Developed and Tested on the Dyno - Adds 89 Horsepower when used with properly matched CK and MK kit components.

High RPM Potential - LST camshafts accel in the 6,700 to 7,300 RPM range, allowing engines not only to turn more RPM, but also to make more power in this range.

No Guesswork - Properly matched components in CK and MK kits completely remove any guesswork in selecting the rest of the valve train.

Fit type: Vehicle Specific

Top 10 camshafts Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Comp Cams 15

Top 10 camshafts Brands Pie Chart


We've carried out a comprehensive analysis of 1,207 reviews on camshafts, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select camshafts priced around $396.81, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 15 camshafts for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right camshafts Products based on their needs, saving them considerable time when choosing which camshafts to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.