My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

COMP Cams K32-601-5 Mutha' Thumpr Hydraulic Flat Cam K-Kit Ford Engine Camshaft Kit - 234/249 for 351C/351M/400M

(Ford F-150 1977-81, Mustang 1969-73, F-250 1977-81, Bronco 1978-82, Thunderbird 1972, 1977-79, F-350 1977-81, Galaxie 500 1969-74 + 30 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

K32-601-5
6 reviews
Sale Price

$763.95

1 left at this price

delivery box

Usually delivered within 2 days

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The COMP Cams Mutha' Thumpr K32-601-5 is a complete hydraulic flat tappet camshaft kit engineered for Ford 351 Cleveland, 351 Modified, and 400 Modified engines. This aggressive street performance cam delivers a distinctive lopey idle and strong mid-range power, making it ideal for muscle car enthusiasts seeking maximum throttle response and that unmistakable performance sound.

Camshaft Specifications:

  • Advertised Duration: 234°/249° (Intake/Exhaust)
  • Duration at .050": 207°/220° (Intake/Exhaust)
  • Valve Lift: .480"/.479" (Intake/Exhaust) with 1.73:1 rocker ratio
  • Lobe Separation Angle: 107°
  • Hydraulic flat tappet design for reliable street performance

Complete K-Kit Includes:

  • Hydraulic flat tappet camshaft
  • Hydraulic lifters (tappets)
  • Valve springs with dampers
  • Steel retainers
  • Valve locks (keepers)
  • Valve stem seals
  • Timing chain and gear set
  • Assembly lube
  • Installation instructions and decals

This kit provides everything needed for a professional camshaft installation except gaskets and seals. The Mutha' Thumpr profile is designed for street/strip applications with automatic or manual transmissions, delivering impressive low-end torque and a radical exhaust note. Recommended for engines with 9.0:1 to 10.5:1 compression ratio and 2,000+ RPM stall converter for automatic transmissions.

Products specifications

Fits

Ford F-150 1977-81, Mustang 1969-73, F-250 1977-81, Bronco 1978-82, Thunderbird 1972, 1977-79, F-350 1977-81, Galaxie 500 1969-74, F-100 1977-79, Fairlane 1969-70, Ranchero 1969-79, Torino 1970-76, Falcon 1970 + 25 more models

Advertised Exhaust Duration

304

Advertised Intake Duration

286

Basic Operating RPM Range

2,200-6,100

Cam Type

Hydraulic Flat Tappet

Exhaust Valve Lift

0.503

Intake Valve Lift

0.519

Exhaust Duration at .050 inch Lift

249

Camshaft Material

Cast Iron

Engine Family

Ford 351C, 351M-400M 8 Cylinder (1970-1983)

Kit Type

K-Kit - Complete Kit

AMAZON ASIN

B0046ZLD9C

Usage

Street/Performance

Assembly Lubricant Included

Yes

Lifter Type

Hydraulic Flat Tappet

Prop 65

WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov

C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for On-Road Vehicles?

No

C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?

Yes, but must be a race/competition only vehicle.

C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

Gaskets Included

No

Intake Duration at .050 Inch Lift

234

Lifters Included

Yes

LOBE SEPARATION

107

Valve Springs Included

Yes

Camshaft Series

Thumpr

Shopping was easy. Shipping was fast the product quality was only issue but the problem was stuff I fixed.

Great price and fast shipping, very satisfied!

Very easy to talk to on the phone and excellent service.

Cheapest I can find for this product. I would buy from this seller again.

shipped fast and great price

I was genuinely impressed with their price for my item and truly happy with the speed of their shipping. I'll definately look forward to buying from Autoplicity in the future!

Share icon
Return Policy
Returns are easy at Autoplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy