+.040in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine. - Keith Black Pistons Speedo 4.5

+.040in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine. - Keith Black Pistons Speedo 4.5" Tank Mt 1936-03 * KRA-UN-ISO-9010 Isolatesd Riser Top

Name: +.040in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine. - Keith Black Pistons Speedo 4.5" Tank Mt 1936-03 * KRA-UN-ISO-9010 Isolatesd Riser Top
Brand: birattvnews.com
SKU: 51075903608
Price: 328.00 USD
Availability: InStock
Rating: 4.1323 (27 reviews)

SKU: 51075903608

4.1

USD328.00 USD355.00

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Description

* KRA-UN-ISO-9010 Isolatesd Riser Top Gauge Mount

* Twin Cam Style 4 Piston Caliper Upgrade

(1750-5600 rpm)

* Includes Oil Pan

* Advised to add a small drop of blue loctite to headlight insert screws after assembly

+.040in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine. - Keith Black Pistons Speedo 4.5" Tank Mt 1936-03 * KRA-UN-ISO-9010 Isolatesd Riser TopFeatures & Benefits: * Bore = 3. 477 * Stroke = 3. 969 * 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 # 22146 55C * Replaces OEM # 22146 74A Tech Tips: * Follow Ring End Gap & Piston to Cylinder Clearances as per the supplied Manufacturers Instructions. *

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