How much HP does a 305 Vortec have?
The Chevy 305 Vortec engine uses a sequential electronic fuel-injection (SEFI) system. The engine runs on regular gasoline. The fuel tank has a capacity of 25 gallons. It has a peak horsepower of 230 hp at 4,600 rpm.
How can I get more power out of my 305?
- Replace the exhaust manifold. The stock exhaust manifold of the 305 engine restricts air flow from the engine increasing back pressure.
- Replace the intake manifold and carburetor.
- Add cold air induction.
- Replace the computer chip.
Will a 350 intake fit a 305?
Everything fits the same it’s the same block you can’t tell the difference except the 350 sticker on the valve covers. I did the same swap but put a performer manifold on. The 305 /350 bolt holes are identical to the thread.
Are Vortecs good engines?
The Vortec 5.3 is widely regarded as extremely reliable, with most engines having a lifespan within the 200k-300k mileage range.
What is the Chevy 305 Vortec combustion chamber size?
The combustion chamber’s size is 4.03 cubic inches. The Vortec heads are cast iron and have an intake port-shape designed to induce a swirl for turbulence. The Chevy 305 Vortec engine uses a valve-in-head (VIH) valve configuration.
What are the Chevy 305 vortec heads made of?
The Vortec heads are cast iron and have an intake port-shape designed to induce a swirl for turbulence. The Chevy 305 Vortec engine uses a valve-in-head (VIH) valve configuration.
What is the Chevy 305 Vortec valve spring size?
The Chevy 305 Vortec’s valve springs measure 1.241 inches in outside diameter. The valve springs are 1.7 inches in height and have 80 lbs. of spring pressure. The average spring rate is 256 lbs. per inch. The total valve lift is .43 inches. The combustion chamber’s size is 4.03 cubic inches.