Keith Black Pistons KB297.030 +.030" Dome Top Pistons w/8.3:1 Compression Ratio for Big Twin 78-84 w/1340cc Shovelhead Engine • Nylon stretch fabric and

• Nylon stretch fabric and cowhide construction

Garment cut for resistance free mobility

has to offer with the multi-season

BENEFITS Specific fit for women’s foot shape

Keith Black Pistons KB297.030 +.030" Dome Top Pistons w/8.3:1 Compression Ratio for Big Twin 78-84 w/1340cc Shovelhead Engine • Nylon stretch fabric andFeatures & Benefits: * Bore = 3. 528in. * Stroke = 4. 250in. * 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 # 21993 80 Tech Tips: * 8. 3: 1 Compression Ratio with 117cc Head Chamber Volume. * Follow Ring End Gap & Piston to Cylinder Clearances as per the