1-480-966-3040 Mon-Fri 8am to 5pm AZ
Performance & Aftermarket Car Parts - Vivid Racing Performance & Aftermarket Car Parts - Vivid Racing
Live Chat
Hello, Sign in My Account
Sign In
Wishlist
0
My Cart
My Cart $0.00
  See all Engine products
Howards Cams 4.350" Open Chamber Large Dome Pro Max 2618 Forged Race Pistons Chevrolet Big Block V8 Mark IV - 853527643-1

Howards Cams 4.350" Open Chamber Large Dome Pro Max 2618 Forged Race Pistons

Ready to take your Chevrolet Big Block V8 Mark IV to the next level? The Howards Cams Pro Max 2618 Forged Race Pistons are engineered for serious performance enthusiasts who demand the best from their engines. These pistons are not just any ordinary components; they are designed with precision and durability in mind, making them perfect for high-stakes racing applications.

Features That Make a Difference

  • Forged from 2618-T61 Billet Aluminum: This material offers superior strength and performance compared to standard pistons.
  • Oversized Valve Pockets: Designed to accommodate larger cam profiles and oversized valves for enhanced airflow.
  • Accumulator Grooves: Improve ring seal for better compression and efficiency.
  • Machined Oil Drain Back Holes: Ensures optimal lubrication and reduces the risk of engine wear.
  • Lightweight Aircraft Quality Wrist Pins: Included for reduced weight and improved performance.
  • CNC Turned Skirts: Allows for smooth operation under extreme conditions without scuffing.
  • Radius Valve Reliefs: Eliminate sharp edges and minimize hot spots for better thermal management.

Specifications at a Glance

  • Part Type: Pistons
  • Model: ProMax 2618 Forged Race Pistons
  • Application: Chevrolet Big Block V8 Mark IV
  • Piston Style: Open Chamber Large Dome with 2 Valve Reliefs
  • Cylinder Bore: 4.350"
  • Compression Distance: 1.270"
  • Crankshaft Stroke/Rod Length: 4.250" with 6.385" Connecting Rod (505ci)
  • Deck Height: 9.780"
  • Dome Volume: 43cc
  • Compression Ratios:
    • 4.250" Stroke w/ 110cc Heads: 14.4
    • 4.250" Stroke w/ 119cc Heads: 13.0
    • 4.250" Stroke w/ 124cc Heads: 12.3
  • Average Piston Weight: 643g
  • Wrist Pin Size: .990 x 2.750"
  • Pin Lock: Double Spirolox

Fitment Information

The Howards Cams Pro Max 2618 pistons are specifically designed for the Chevrolet Big Block V8 Mark IV. They fit a variety of applications, including:

  • Chevrolet 454 CID
  • Chevrolet 496 CID
  • Chevrolet 502 CID

Customer Feedback

Users rave about the performance improvements they’ve experienced with the Howards Pro Max 2618 pistons. Many have noted significant gains in horsepower and torque, particularly in high RPM situations. The durability of these pistons under extreme conditions has also received high praise, making them a favorite among serious racers.

Why Choose Howards Cams?

When it comes to racing components, Howards Cams & Racing Components stands out for its commitment to quality and performance. These pistons are engineered to withstand the rigors of racing, ensuring that your engine performs at its best every time you hit the track.

Upgrade your engine with Howards Cams Pro Max 2618 Forged Race Pistons and experience the difference in performance and reliability.

Note: This product is intended for racing applications and does not come with a warranty.

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Howards Cams Banner

Who is Howards Cams?

Howards Cams is an aftermarket company that Howards Johansen founded in 1945. It started as Howards Power & Racing Equipment and specialized in manufacturing high-performance racing cams for the automotive market. Even after turning the business over their oldest son, the company remained one of the best cam manufacturers in the industry.

Maximizing Their Racing Experience

The company has always used it is on-track experience to create powerful cam profile designs. It is why they have become one of the favorite brands of many top fuel dragster racers and drivers from other racing disciplines such as road racing, mudd bogging, marine racing, and circle track racing.

Advanced Manufacturing Technique

Howards Cams uses the most advanced computer design software to create the most competitive product out there. They offer a wide range of performance parts from camshafts, connecting rods, crankshafts, billet main caps, and forged pistons. All of these are made in the USA to ensure consistent quality.

Purchase Howards Cams Products At Vivid Racing

If you are in the market for high-performance parts for your engine, then look no further as Howard Cams is the brand for you. They have all the parts you need to create a fast machine and is trusted by many racers and enthusiast worldwide. If being on the top podium is your dream, then upgrade your engine with Howard Cams parts. 

To know more about the company, visit Vivid Racing and check out their list of products that fit your specific needs.

Warranty: Howards Cams Hydraulic/Mechanical Flat Tappet Camshafts are 100% Rockwell checked and parkerized at our manufacturing plantin Wisconsin. Howards Cams hydraulic and mechanical lifters are also 100% Rockwell checked for hardness to ensure that our customers receive the best American made components available. To give our customers a performance edge, Howards Cams will unconditionally replace to the original purchaser only, any non-usable hydraulic or mechanical flat tappet camshafts and lifters for 1/2 the amount of the original invoiced purchase price for a period of 6 months from the date of original retail purchase. Howards™ Cams does not warrant the performance of our products due to Howards™ Cams lack of control during product installation and usage. This applies to all camshafts, valve train components and all other racing components in our catalog and product line. Note: Due to oil available today, all Flat Tappet Cams (hydraulic or mechanical) must be initially ran with a quality break-in lube, such as Howards Z.P.M. Max. There is absolutely no warranty, expressed or implied or otherwise, on Howards Cams parts, labor, installation charges or other damaged parts. Howards Cams assumes no responsibility or liability whatsoever on incidental or consequential damages. There are no implied warranties of merchantability or fitness for a particular purpose. Howards Cams neither assumes nor authorizes any person to assume for it, any other obligation or liability in connection with the sale or use of our products. Howards Cams will replace or refund any part that has a manufacturers defect found before installation or alteration. Customers are responsible for blueprinting engine components before installation or startup.

Check out these other great products