383/388 Chevy stroker
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A 383 is a 350 block bored +0.030" with a 3.750" crank. A 388 is a 350 block bored +0.060" with a 3.750" crank. The 383/388 SBC stroker has become one of the most popular engines in the history of the small block Chevy. The only engine that surpasses it in volume is the production 305 and 350 SBC. | A 383 is a 350 block bored +0.030" with a 3.750" crank. A 388 is a 350 block bored +0.060" with a 3.750" crank. The 383/388 SBC stroker has become one of the most popular engines in the history of the small block Chevy. The only engine that surpasses it in volume is the production 305 and 350 SBC. | ||
| − | A 388 can also be achieved by boring a 350 block +0. | + | A 388 can also be achieved by boring a 350 block +0.030" and using a 3.80" crank. |
The following article will help the new engine builder to better understand the details involved in building this powerplant. | The following article will help the new engine builder to better understand the details involved in building this powerplant. | ||
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==Aftermarket parts combos== | ==Aftermarket parts combos== | ||
| − | A popular parts combo for a 383/388 stroker is the Scat cast steel crankshaft and Scat I-beam forged Pro Stock rods. The Scat counterweights will clear the pistons using a 5.7" rod and the rods will clear the cam, so no grinding on the rods for cam clearance will be necessary. You may need to do a little grinding on the inside of the block at the pan rail to clear the big end of the rod, but it will be minimal. | + | A popular parts combo for a 383/388 stroker is the Scat cast steel crankshaft and Scat I-beam forged Pro Stock rods. The Scat counterweights will clear the pistons using a 5.7" rod and the rods will clear the cam, so no grinding on the rods for cam clearance will be necessary. You may need to do a little grinding on the inside of the block at the pan rail to clear the big end of the rod, but it will be minimal. |
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| + | Eagle also makes a great cast steel crankshaft internally balanced for lower power applications such as street engines without power adders. | ||
| + | The Eagle 10352380057I is a great 3.8" stroke crankshaft for up to around 500 HP. It's design exceeds the factory specifications for a stock engine and carries the standard bearing sizes. However, it is not recommended for high RPM use or power adders such as turbos or nitros. | ||
==Quench== | ==Quench== | ||
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