416ci LS Short Block (Boosted)
416 LS Short Block For Boosted Applications
A brand new GM block with top-shelf components. From the master engine builders at Katech. Install it yourself, or have us do it for you. Want to win? This premier street engine includes:
- Production LS3 block – CNC stroker clearanced
- 58x Callies Magnum forged crankshaft – 4-inch stroke
- Callies Ultra forged connecting rods
- CP-Carillo forged 4.070 pistons/rings/pins
- 10.0:1 Compression ratio with a stock LS3 chamber
- Clevite bearings
- Block oil/coolant plugs included
Valley cover and rear cover sold separately.
- Item Requires Shipping
- 275.0 lbs.
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