THE CUTTING EDGE

Rottler Manufacturing | CNC Engine Building Machinery and Equipment

Beyond Balancing: Why Harmonics Can Destroy Your Engine | Randy Neal (CWT)

Sept 12, 2025
Think engine balancing is just about drilling a few holes in a counterweight? You're only seeing half the picture. In this masterclass from the Engine Performance Expo, Randy Neal, president of CWT Industries, reveals the hidden enemy of horsepower and durability: harmonics.

Cylinder Heads, Manifolds & Modern Induction | Darin Morgan BES Racing (Part 2)

Sept 12, 2025
Join legendary race engine developer Darin Morgan for Part 2 of his masterclass on Advanced Induction System Tuning.

Cylinder Heads, Manifolds & Modern Induction | Darin Morgan BES Racing (Part 1)

Sept 04, 2025
In Part 1, Darin shares the hard-earned lessons from decades in manifold development—why purpose dictates design and why yesterday’s manifolds can’t keep up with today’s engines.

MIKE & SONS

Cool Cars and VERY Happy Customers

Aug 28, 2025

INNOVATION MARINE

From Navy Contracts to Monster Truck Maintenance

Aug 21, 2025

HOW HOLMES AUTO

Went from Startup to Star in Under 10 Years!

Aug 14, 2025

XTREME CYLINDER HEADS

turning their Porsche specialty into a mastered Art Form

Aug 07, 2025

Ed Pink Racing Engines: A Legacy built from legendary racing engines

July 10, 2025
On this episode of Rottler Featured Series, join us at one of America’s premier auto racing engine building, rebuilding, testing, design and development facilities, Ed Pink Racing Engines in Van Nuys, California.

LEADING THE WAY

LKQs global reach leading the way in Recycled Auto Parts

July 03, 2025

HIGH EFFICIENCY

Heinlein's Optimized Machine Shop for High Efficiency

June 19, 2025

EM100 SERIES

Heavy duty HARDWARE, cutting edge SOFTWARE.

Machine large blocks like CAT3520, Waukesha 9390, & White Superior 825.

EM69HP

Digitize and Port Heads.

Machine Blocks and make 5 Axis Parts with 4C CAD/CAM/CNC/CMM software.

SG Series

Valve Seat & Guide Machinery - CNC and manual Valve Job Machines

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SG90A

Automatic CNC
5000 lbs

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SG9MTS

MANUALMATIC
2875 lbs

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SG10XY

Automatic CNC
3600 lbs

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SG100XY

Automatic CNC
5700 lbs

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SG90MTS

MANUALMATIC
5700 lbs

EM60 Series

Flexible CNC Machining of Engine Parts, Digitizing, CNC Head Porting and Custom CNC Parts

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EM69ATC

Rottler CNC
11500 lbs

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EM69HP

Rottler CNC
11500 lbs

H80 Series

CNC Vertical Cylinder Honing Machinery

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H85A

CNC Touch Screen
3500 lbs

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H85AX

CNC Touch Screen
3500 lbs

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H85AXY

CNC Touch Screen
3700 lbs

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H87AXY

CNC Touch Screen
4000 lbs

EM100 Series

Very Large Capacity Multi-Purpose CNC, Boring, Surfacing & Line Boring Machines

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EM109H

Automatic
45000 lbs

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EM107H

Automatic
39000 lbs

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EM103H

CNC Touch Screen
16000 lbs

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EM104H

CNC Touch Screen
17000 lbs

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EM105H

CNC Touch Screen
19000 lbs

VR Series

Valve Refacing Machines with Centerless Valve Grinding and Linear Roller Bearing Slideways

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VR12

Manual
725 lbs

F Series

Automatic Boring, Sleeving, and Surfacing (F10XS) CNC Machines

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F9A

Automatic CNC
3700 lbs

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F10A

Automatic CNC
4500 lbs

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F10XS

Automatic CNC
4500 lbs

S Series

Dry Milling CNC Cylinder Head Surfacing Machines

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S85A

Automatic CNC
4300 lbs

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S86A

Automatic CNC
5000 lbs

F60 Series

Small-Med Multi-Purpose Boring, Surfacing & Line Boring Machines (CNC)

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F69A

Automatic
9000 lbs

EM70 Series

Medium Capacity Multi-Purpose Boring, Surfacing & Line Boring Machines (CNC)

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EM79

Automatic
10000 lbs

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EM79ATC

Automatic
10000 lbs

EM40 Series

Multi Purpose CNC

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EM45

CNC Touch Screen
7300 lbs