Professional cylinder head inspection, cleaning, pressure testing, resurfacing, valve replacement, valve seat machining, and complete rebuilding for heavy-duty diesel engines. Proudly serving Philadelphia, with rebuilt cylinder head delivery available to New Jersey, New York, Delaware, and Maryland for an additional fee.

Complete Cylinder Head Services

We specialize in professional heavy-duty diesel cylinder head rebuilding for Cummins, Detroit Diesel, Caterpillar, Volvo, Mack, and other commercial engines. Every cylinder head is thoroughly cleaned, pressure tested, resurfaced, inspected, and rebuilt using quality components. We replace or restore valves and valve seats when needed, ensuring reliable performance and long service life. We also offer flywheel resurfacing, transportation assistance, and cylinder head installation for an additional fee.

Our Cylinder Head Services

🔍 Inspection & Testing

Every cylinder head is thoroughly inspected, pressure tested, and checked for cracks before rebuilding begins.

⚙️ Flywheel Resurfacing

Precision flywheel resurfacing restores a smooth contact surface for proper clutch operation and longer service life.

🔧 Complete Rebuilding

We replace valve guides, valve seats, valves, and restore the cylinder head to OEM specifications for reliable performance.

🚚 Transportation & Installation

We can arrange transportation and assist with cylinder head installation for an additional fee.

Why Choose PPPTR?

✓ Experienced Diesel Specialists

Years of experience rebuilding heavy-duty diesel cylinder heads.

✓ OEM Quality Parts

We use high-quality components for long-lasting performance.

✓ Pressure Tested Every Cylinder Head

Every rebuilt head is pressure tested before delivery.

✓ Crack Repair Experts

Our specialists professionally repair cylinder head cracks whenever they can be safely restored.

✓ Fast Turnaround Time

We work efficiently to minimize downtime and get your truck back on the road as quickly as possible.

✓ Pickup & Delivery Available

We can arrange transportation and rebuilt cylinder head delivery to nearby states for an additional fee.

Brands We Service

We rebuild and repair heavy-duty diesel cylinder heads for the following truck and engine manufacturers.

✓ Cummins

✓ Caterpillar (CAT)

✓ Detroit Diesel

✓ Volvo

✓ Mack

✓ Mercedes-Benz

✓ Paccar

✓ Kenworth

✓ Peterbilt

✓ Freightliner

✓ International

✓ Western Star

Don’t see your engine listed? Contact us — we service many other heavy-duty diesel engines.

Our Warranty

We stand behind every rebuilt cylinder head. Every unit is professionally inspected, pressure tested, and rebuilt using high-quality components before leaving our shop. Our goal is to provide reliable performance and long service life for every customer.

✓ Pressure Tested Before Delivery

✓ OEM Quality Components

✓ Precision Machining

✓ Thorough Final Inspection

✓ Professional Workmanship

✓ Customer Satisfaction Focused

Before & After Cylinder Head Rebuilding

See the difference professional cylinder head rebuilding can make. Every cylinder head is carefully cleaned, inspected, precision machined, pressure tested, and rebuilt to deliver reliable performance and long service life.

Our Rebuilding Process

✓ Precision Machining

✓ Crack Repair

✓ Valve Seat Replacement

✓ Resurfacing

✓ Pressure Testing

✓ Final Inspection

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