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COMP Cams K20-603-9 Big Mutha' Thumpr 243/257 Hydraulic Roller Cam K-Kit for Chrysler 273-360 - Truck Part Superstore
Here's What OUR CUSTOMERS Have to Say:

Since 2018, We've Shipped Over 35,000 Automotive Parts to Canadian Customers.

4.6/5

+3,076 Verified Reviews
TH Verified

Easy to find and order. Customer service was responsive and helpful. It fit my vehicle and is protecting the back of it very well

Cory C. Verified

Specific parts for my vehicle were easy to find Shipping was good and website is clear and easy to use

Terrance O. Verified

Very happy with the running boards, and the shipping was prompt.

Jason Verified

Super easy, discount code worked well for my order

Ken A. Verified

I will buy from here again.

Justin L. Verified

Easy to use site, comprehensive descriptions. Relevant results

Mitchell D. Verified

Quick shipping, good prices. Great selection of products.

Frank J. Verified

Super easy, discount code worked well for my order

Shane Verified

Easy buying process. Fast shipping. Lots of selection!

Errol M. Verified

Great prices looking forward for possible tonneau cover from your site

Clint K. Verified

Quick response and went the extra mile to answer my questions. Very professional and knowledgeable, having nothing but good things to say about the team at TPS

Wade O. Verified

Fast and Quick,easy to understand The product was excellent and packaged extremely well, I would recommend them to all my friends.

Vern H. Verified

The staff was very helpful and the price point is fair. Rafael was very accomodating and responsive to request to cancel order and reorder a different tuner.

Jonathan A. Verified

Excellent service and price is good too Thanks.

Julien M. Verified

Good service !

JS Verified

Purchasing process was extremely fast and simple, and the product came on time. 5/5 stars.

COMP Cams K20-603-9 Big Mutha' Thumpr 243/257 Hydraulic Roller Cam K-Kit for Chrysler 273-360

SKU ds_BDQQ_K20-603-9
Proudly Canadian

Albertan Owned

Supporting Canadian truckers since 2018
Secure Payments

Financing Available

SSL encrypted checkout with financing options
Trusted Brands

Top-Quality Suppliers

Authorized dealer for Fox, Bilstein, BFGoodrich & 50+ brands
Sold out
$2,458.98 - $2,458.98
$2,458.98
$2,458.98
$2,458.98 - $2,458.98
$2,458.98
Availability:
Out of stock
Description
K-KIT - Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.
Resources
Installation Instructions
Resources
Installation Instructions

Specifications

Description_ASM Fits Chrysler 273, 318, 340 and 360 LA
Description_DEF Engine Camshaft Kit
Description_DES 10 Superlock Steel Retainer Set of 16 for 1.437"-1.500" OD Valve Spring
Description_DES Big Mutha' Thumpr 243/257 Hydraulic Roller Cam for Chrysler 273-360
Description_DES Big Mutha' Thumpr 243/257 Hydraulic Roller Cam K-Kit for Chrysler 273-360
Description_DES Engine Valve Spring Kit
Description_DES Magnum 7.200" Long, .080" Wall, 5/16" Diameter Pushrod Set
Description_DES Magnum Double Row Timing Set for '56-'88 Chrysler 273-360 V8
Description_DES Retro-Fit Hydraulic Roller Lifter Set for Chrysler 273-360
Description_DES Set of 16 - 10 Degree, 3/8", 4 Groove Locks for Chrysler
Description_DES Set of 16 PTFE Valve Seals for .530" Guide Size, 3/8" Valve Stem
Description_EXT Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.
Description_INV BMThmpr 243/257 H-Rlr K-Kit Chry 273-360
Description_KEY 273, 360, 318, AMC, Dodge, Mopar, Plymouth, Dart, Road Runner, Charger, Challenger, 383, 400, 440, 426, HEMI, 426 Wedge, 426 HEMI, RB, B, HEMI, 392, Chrysler, LA
Description_MKT K-KIT - Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.
Description_SHO Engine Camshaft Kit
Description_SHP None
height 5.0
length 26.0
LTL N
weight 28.0
width 10.5
Fitment
More from this Collection
Here's What OUR CUSTOMERS Have to Say:

Since 2018, We've Shipped Over 35,000 Automotive Parts to Canadian Customers.

4.6/5

+3,076 Verified Reviews
TH Verified

Easy to find and order. Customer service was responsive and helpful. It fit my vehicle and is protecting the back of it very well

Cory C. Verified

Specific parts for my vehicle were easy to find Shipping was good and website is clear and easy to use

Terrance O. Verified

Very happy with the running boards, and the shipping was prompt.

Jason Verified

Super easy, discount code worked well for my order

Ken A. Verified

I will buy from here again.

Justin L. Verified

Easy to use site, comprehensive descriptions. Relevant results

Mitchell D. Verified

Quick shipping, good prices. Great selection of products.

Frank J. Verified

Super easy, discount code worked well for my order

Shane Verified

Easy buying process. Fast shipping. Lots of selection!

Errol M. Verified

Great prices looking forward for possible tonneau cover from your site

Clint K. Verified

Quick response and went the extra mile to answer my questions. Very professional and knowledgeable, having nothing but good things to say about the team at TPS

Wade O. Verified

Fast and Quick,easy to understand The product was excellent and packaged extremely well, I would recommend them to all my friends.

Vern H. Verified

The staff was very helpful and the price point is fair. Rafael was very accomodating and responsive to request to cancel order and reorder a different tuner.

Jonathan A. Verified

Excellent service and price is good too Thanks.

Julien M. Verified

Good service !

JS Verified

Purchasing process was extremely fast and simple, and the product came on time. 5/5 stars.

Need Help? We've Got Answers.

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Use our vehicle filter by entering your truck’s year, make, and model. If you're unsure, our support team is happy to help.

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How long will it take to receive my order?

Delivery times vary depending on your location and item availability. Most orders arrive within 2–7 business days.

What is your return policy?

We accept returns within 30 days of delivery, as long as the item is unused and in its original packaging.

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ABOUT US

It all started in 2018, with a simple idea: to create an online haven for automotive enthusiasts.

I wanted a place where people could find not just truck parts, but a wide array of automotive products, including overlanding gear, performance parts, car accessories, and
items for Jeep and SUV owners.

That's how Truck Part Superstore came to life.

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