S&S CYCLE Cylinder Heads, 0903-1292

Brand new, S&S Cycle Cylinder Heads. NOTE: This is a generic image. Items shown are not included.

• High port flow gives great performance now, and more later when additional upgrades are done
• Heads are fully assembled with springs and valves
• Compression ratios vary depending on cylinder heads chosen, pistons used and engine displacement; see Compression Ratios chart for specifications
• 79cc heads work great with stock motors for 88" to 103" motors; 89cc heads work best for motors over 103" or with high-compression pop-up pistons
• 79cc have 1.940" intake and 1.575" exhaust valve and springs for up to .640" lift; 89cc have 2.000" intake and 1.605" exhaust and .640" springs

SKU# 0903-1292

Fits:

N/F USE W/COMP RELEASES