+.010in. Flat Top Pistons with 9.0:1 Compression Ratio. Fits Sportster 1986-2021 with 1200cc Engine & Sportster 1986-1987 with 1100cc Engine. COB-501-2110B * Replaces OEM # 25225-70A

Name: +.010in. Flat Top Pistons with 9.0:1 Compression Ratio. Fits Sportster 1986-2021 with 1200cc Engine & Sportster 1986-1987 with 1100cc Engine. COB-501-2110B * Replaces OEM # 25225-70A
Brand: pretereo.com
SKU: 79544077235
Price: 132.97 USD
Availability: InStock
Rating: 4.6489 (12 reviews)

SKU: 79544077235

4.6

USD132.97 USD178.97

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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5

Description

* Replaces OEM # 25225-70A

The kit comes with K&N Power Kleen air filter cleaner and K&N air filter oil

* Forward control applications use part # PE-77706

Oversized fit

+.010in. Flat Top Pistons with 9.0:1 Compression Ratio. Fits Sportster 1986-2021 with 1200cc Engine & Sportster 1986-1987 with 1100cc Engine. COB-501-2110B * Replaces OEM # 25225-70AFeatures & Benefits: * Bore = 3. 508" * Stroke = 3. 812" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled engines. * Low thermal expansion rate = tighter piston to cylinder clearance. * Complete kit includes: two pistons, rings, wrist pins and clips. * Replaces OEM # 22216 88A Tech Tips: * 9. 0: 1 Compression Ratio with 69cc Head Chamber Volume. * Follow Ring End Gap & Piston to Cylinder Clearances as per the

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