The tiny block Chevy engine is the most typical V8 engine the end there to include performance upgrades to. Manufacturing for the typical little block began in 1957 and also is tho being supplied today. As result of the long production run, a few different versions and also displacements to be available. Many parts room interchangeable transparent the years, however some, such as an oil pan, space era specific. They"re straightforward to work-related on and also are a good engine platform to do streetable power. Plus, the tiny block Chevrolet is a an excellent performer in its share form. The doesn"t take it too much to lug the engine alive. Most truck versions of the 350 SBC had 4 bolt mains and also some cars. Structure a an excellent performer the will hold the horsepower with each other does not have to be ultra-expensive. You can start through a great 2 or 4 bolt main small block and build power on it.

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Because that the SBC"s popularity, the automotive aftermarket has responded by manufacturing countless numbers of power upgrades. Building a small block Chevy has many, many combinations the cylinder heads, cams, intakes and also other parts to completely custom construct the engine you desire for her purpose. carries hundreds of performance components for the small block Chevy at everyday low prices!

SBC casting Number LocationsBlock: Left rear, height of block simply forward of the bellhousing mounting surface.Cylinder Head: optimal of cylinder head (valve cover should be removed)

267, 305, 327, 350, 400 CID - SBC firing Order


Torque Specs

Always torque bolts in 3 equal increments

Bolts or Parts
Lube or SealerTorque to:7/16 main Caps (2 bolt)Engine Oil70 ft-lbs.
7/16 Inner key Caps (4 bolt)Engine Oil70 ft-lbs.
7/16 Outer main Caps (4 bolt)Engine Oil65 ft-lbs.
3/8 Outer main Caps (4 bolt)Engine Oil40 ft-lbs.
3/8 Connecting RodEngine Oil45 ft-lbs.
11/32 Connecting RodEngine Oil45 ft-lbs.
Cylinder HeadsEngine oil (blind hole)Sealer (water jacket)65 ft-lbs.
Rocker Studs (screw-in)Engine Oil50 ft-lbs.
Oil PumpEngine Oil65 ft-lbs.
Oil PanEngine Oil12 ft-lbs.
Cam Sprocket (upper gear)Thread Locker20 ft-lbs.
Timing CoverEngine Oil6 ft-lbs.
Intake Manifold (Cast stole Heads)Non- Hardening Sealer30 ft-lbs.
Valve CoverEngine Oil3 ft-lbs.
Exhaust ManifoldAnti-Seize Lubricant25 ft-lbs.
Spark PlugsNo Lube or Sealer20 ft-lbs.
Flexplate (Automatic)Flywheel (Clutch)Thread Locker60 ft-lbs.
Clutch pressure PlateThread Locker35 ft-lbs.
Centerbolt (Harmonic Damper)Engine Oil60 ft-lbs.

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Bellhousing (Transmission come Block)Engine Oil25 ft-lbs.

SBC Cylinder Head Bolt Tightening Sequence