ApplicationCompatible for Toyota Celica Corolla ​MR2 4AG 4AGE AE86 GTS 1.6LDimensionsMaterial: 4340 EN24 Aircraft Chrome Moly Billet Steel Flywheel / Flexplate bolts pattern: 8 Rods journal diameter: 45mm Main journal diameter: 48mm Rods center length: 122mm Stroke: 77mm Max HP: 1800 HP Feature: Fully BalancedNote- Professional installation is highly recommended (No Instruction Included) - Custom Service:If there\'s no crankshaft you need on our site, we would be happy to help determine your requirements and develop a solution with you to satisfy your needs. - Learn more about CUSTOM SERVICE