Speedmaster®
SKU:PCE306.1057
4.500" Bore - 1.5 - 1.5 - 3mm Plasma Moly Piston Ring Set - Zero Gap
4.500" Bore - 1.5 - 1.5 - 3mm Plasma Moly Piston Ring Set - Zero Gap
In stock
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- Item Condition: Brand New
 - Ships within 3 days
 - 12-Month Limited Worldwide Warranty
 

Information
Specifications
| Brand: | Speedmaster | 
| Part Number: | PCE306.1057 | 
| Part Type: | Piston Ring | 
| Bore (in): | 4.500 in. | 
| Top Ring Included: | Yes | 
| Top Ring Thickness: | 1.5 in. | 
| Second Ring Included: | Yes | 
| Second Ring Thickness: | 1.5 in. | 
| Oil Ring Included: | Yes | 
| Oil Ring Thickness: | 1.5 in. | 
| Oil Ring Tension: | Standard | 
| File Fit: | No | 
| Gapless: | No | 
| Top Ring Material: | Ductile iron | 
| Top Ring Facing Material: | Plasma-moly | 
| Second Ring Material: | Cast iron | 
| Second Ring Facing Material: | Cast iron | 
| Oil Ring Material: | Stainless steel | 
| Quantity: | Sold as a set. | 
Speedmaster piston rings are designed to stand up to the rigor of racing and high-performance street use, while providing a long lasting life. Speedmaster piston rings feature: Plasma-moly coated, barrel-shaped, ductile iron top rings that seal against blow-by when the piston rocks in its bore; tapered secondary rings that seal against the oil control ring's upper surface for excellent oil control; and 3-piece oil rings with stainless steel expanders that provide accurate tension without the loss of any horsepower.