![8720-4040W E-Series Flat Top Piston Set for 1962-2001 Small Block Ford 351W, 4.040 in. Bore, -3cc Volume [Stroker]](https://www.jegs.com/images/mini_750/900/915/915-8720-4040w.jpg)
8720-4040W E-Series Flat Top Piston Set for 1962-2001 Small Block Ford 351W, 4.040 in. Bore, -3cc Volume [Stroker]
DSS Racing 8720-4040W Features:
- Forged from Wear Resistant 4032 Alloy
- Substantially Stronger than Hypereutectic Type Cast Pistons
- Fully Machined Piston Crown
- Light Weight Design
- Precision CNC Finished Pin Bores
- Heavy-Duty Piston Pins
- Full-Floating or Press Fit
- Double True Arc Pin Locks Provide Redundancy
- Forged Oil Drain-Back Window's
- Forged Side Relief's
- Precision Diamond-Turned Skirts
- Boost and NOS Ready! (Mild Levels)
- Ring Set Required: RS-MR100-4040
- Ring Series: MR100
- Fits Base Engine: 393W - 5.8 Stroker
- Cylinder Head Style: 20-Degree Inline
- Compression Ratio: 58cc-12.66, 64cc-11.73, 70cc-10.94
- Calculated Zero Deck: 9.481
- Compression Height: 1.6 in.
- Rod Length: 5.956 in.
- Stroke: 3.85 in. (Stroker)
- Pin Locking Rings Included: Yes
- Wrist Pin Included: Yes
- Oil Rail Support Ring Included: N/A
- With Rings Without Rings: Without Rings
- Total Valve Reliefs: 2
Fully Forged and Machined Pistons
Upgrade your engine with the unbeatable performance of the DSS Racing E-Series Forged 4032 Pistons. Precision-honed piston pin bores and heavy-duty piston pins ensure maximum durability and reliability while full-floating or press-fit compatibility provides versatility. These fully-forged pistons come with double true-arc pin locks, forged oil drain backs, double valve notches, and diamond-turned piston skirts, resulting in superior performance. At an affordable price, the DSS E-Series forged pistons are the perfect choice for anyone looking to enhance their engine's performance.