ls 376/515

[GMC70c20]

I am looking at engine options for my c10 and was thinking about a ls crate engine. I was lookin at the 375 cu in 515hp all aluminum model. I feel kinnda ify about that engine because of the block, how much power can the aluminum blocks handle before they warp or brake? and how long (assuming I dont beat the hell out of it) would this engine last? I listed the specs of the engine below

Part number:
19171225

Balanced:
Internal

Block (P/N 12584727):
Cast Aluminum with 6-bolt, cross-bolted main caps

Bore x Stroke (in):
4.06 x 3.62 (103.25 x 92mm)

Camshaft duration (@.050 in):
226 degree intake / 236 degree exhaust

Camshaft type (P/N 12480110):
Hydraulic rolller

Compression ratio:
10.7:1

Connecting rods (P/N 12617570):
Powdered metal

Crankshaft (P/N 12597569):
Nodular Iron

Cylinder heads (P/N 12598594):
LS3 rectangle port; as cast with 68cc chambers

Displacement (cu in):
376 cu in (6.2L)

Engine type:
LS Series Gen IV small-block V8

Pistons (P/N 19165089):
Hypereutectic aluminum

Maximum recommended RPM:
6600

Recommended fuel:
92 octane

Reluctor wheel:
58x

Rocker arm ratio:
1.7:1

Rocker arms (P/N 10214664 exh):
Investment cast, roller trunnion

Rocker arms (P/N 12569167 int):
Investment cast, roller trunnion

Valve lift (in):
.525" intake / .525" exhaust

Valve size (in):
2.16 int / 1.59 exhaust