What is the primary advantage of using forged pistons like these Mahle MS pistons?

Forged pistons are made from a solid block of aluminum that is heated and hammered into shape. This process creates a stronger, more durable piston with a finer grain structure compared to cast pistons, making them better suited for high-performance and high-stress engine applications.

What connecting rod length and crankshaft stroke are these pistons designed for?

These Mahle MS pistons are engineered to work with a 70.4mm stroke crankshaft and a 127.8mm connecting rod. This specific combination is crucial for achieving the intended engine geometry and compression ratio.

Are any special tools or procedures required for installing these pistons?

While these are a direct fit for the specified Porsche models, proper installation of performance pistons requires precision. It is highly recommended to consult your vehicle's service manual or a qualified mechanic for correct ring installation, piston-to-wall clearance, and torque specifications.

Mahle MS Piston Set 98mm Bore 22mm Pin PP98-016

Name: Mahle MS Piston Set 75-77 Por 930 T 98mm Bore 70.4mm Stk 127.8mm Rod 22mm Pin 15.8cc 7.5CR Set of 6
Brand: Mahle
SKU: mahle-mahle-ms-piston-set-75-77-por-930-t-98mm-bore-70-4mm-stk-127-8mm-rod-22mm--t14-224476
Price: 2058.33 USD
Availability: BackOrder

Mahle MS Piston Set 75-77 Por 930 T 98mm Bore 70.4mm Stk 127.8mm Rod 22mm Pin 15.8cc 7.5CR Set of 6

$2058.33

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Mahle MS Piston Set for 1975-1977 Porsche 930 Turbo. 98mm bore, 7.5:1 CR. Set of 6.

Key Features

Fits 1975-1977 Porsche 930 Turbo.
Set includes six forged aluminum pistons.
98mm bore size.
7.5:1 compression ratio with a 15.8cc dish volume.
Designed for a 70.4mm stroke crankshaft and 127.8mm connecting rod.
Utilizes a 22mm wrist pin.

This piston set is specifically designed for 1975-1977 Porsche 930 Turbo models. Please verify compatibility with your specific vehicle's engine configuration.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

Secure CheckoutFast Shipping631-982-0042

Product Details

Forged from high-strength aluminum alloy, these Mahle MS pistons are built to handle the demands of a high-performance 1975-1977 Porsche 930 Turbo engine. With a 98mm bore and a 7.5:1 compression ratio, they are designed to work with a 70.4mm stroke crankshaft and a 127.8mm connecting rod, utilizing a 22mm wrist pin. The 15.8cc dish volume is key to achieving that specific compression ratio, making these pistons a critical component for rebuilding or upgrading your engine's top end.

Mahle is well-known for its piston technology, and this set reflects that expertise. The forged construction offers superior strength and durability compared to cast pistons, which is essential for engines that see spirited driving or track use. This set includes all six pistons needed for a complete engine build, ensuring consistency across all cylinders. Proper installation is crucial, and it's recommended to consult your engine's service manual or a professional mechanic for precise assembly instructions, especially regarding ring gap and piston-to-wall clearance.

When undertaking a significant engine project like this, it's important to ensure all components are compatible. These pistons are designed for the specific requirements of the 930 Turbo engine. Please note that this part is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation guidelines for the best results and long-term performance.