Motor 4 Cyl Cursado Aspirado - Isky 525B_Cabeçote 153_Estágio4 / BY CLASSIC RACING PARTS

Engine Technical Specifications: PISTON: 4” + 0.040” STROKE: 82.5 mm or 3.248” CONNECTING RODS: 6” R/L RATIO: 0.27 UNIT SWEEP VOLUME: 682.4 cm³ TOTAL SWEEP VOLUME: 2730 cm³ TOTAL COMBUSTION CHAMBER: 62 cm³ COMPRESSION RATIO: 12:1 CYLINDER HEAD STAGE 4, model 153: Intake efficiency, with 10” H2O pressure of 142 CFM. 2.02 x 1.6” valves, equalized ducts and optimized combustion chambers. Comp Cams 981 springs with their respective retainers and locks. CAMSHAFT: Isky 525B 278°, mounted 3.5° advanced. FUEL SYSTEM: Nickel-plated Weber 40 carburetor with heated intake manifold. FUEL: Gas station alcohol (hydrated ethanol). POWER AND TORQUE: 226 hp at 6000 rpm and 32.5 kgf of torque at 4600 rpm.