4.450"+.040 Billet Aluminum Connecting Rod And 90mm Piston .660 Flat Top For Predator 420cc Engine Hemi For Honda GX390 Engines

Fitment：For Predator 420cc Engine Hemi For Honda GX390 Engines Package include：1*Piston 1*Pin 2*Clamp Spring 5*Piston Rings 1*Connecting Rod 2*Bearings. 4.450" center to center for a 1.416" crank pin and a . 788" wrist bore. Note that the minimum clearance between piston and head is 0.030".Piston measures 660 from top of piston to top of wrist pin. Strength improvement: Use more durable materials to improve bolt strength and avoid bolt breakage. Bolts can reach 170 inches/lb. Uses 5/16" rod bolts. Use an inch pound torque wrench with a 1/4″ 12 point socket. 407cc using Stock Crank ,433 with +.160 Stroker Cranks , 440cc with .200 Crank.

• Fitment：For Predator 420cc Engine Hemi For Honda GX390 Engines
• Package include：1*Piston 1*Pin 2*Clamp Spring 5*Piston Rings 1*Connecting Rod 2*Bearings.
• 4.450" center to center for a 1.416" crank pin and a . 788" wrist bore. Note that the minimum clearance between piston and head is 0.030".Piston measures 660 from top of piston to top of wrist pin.
• Strength improvement: Use more durable materials to improve bolt strength and avoid bolt breakage. Bolts can reach 170 inches/lb. Uses 5/16" rod bolts. Use an inch pound torque wrench with a 1/4″ 12 point socket.
• 407cc using Stock Crank ,433 with +.160 Stroker Cranks , 440cc with .200 Crank.