High RPM Performance With New Forged Pistons
The deep-breathing high-level CT525 6.2L crate engine is upgraded with forged aluminum pistons and upgraded rod bolts designed to support its Performance and enhance it’s durability. It is based on the LS engine family and delivers serious power for serious racing series racing Series, including Super Late Model and Modifiers.
PART NO. 19434598
533 HP @6600 RPM
477 LB-FT @5200 RPM
Running strong
The CT525 is based on the 6.2L LS3, but we’ve adapted it to circle track racing with a carbureted intake manifold, a high-lift Roller camshaft, upgraded rod bolts, 6-quart racing oil pan and more.
Installation Guides
Find everything from vital data about your engine’s capabilities to how to install it into your build.
CT525 Tech Specs
- Part Number: 19434598
- Engine Type: LS-Series Gen-IV Small-Block V-8
- Displacement (cu. in.): 376 (6.2L)
- Bore x Stroke (in.): 4.065 x 3.62 (103.25 x 92mm)
- Block (P/N 12673475): Cast-aluminum with six-bolt, cross-bolted main caps
- Crankshaft (P/N 12597569): Nodular iron
- Connecting Rods (P/N 12649190): Powdered metal
- Pistons (P/N 19418214): Forged aluminum
- Camshaft Type (P/N 88958770): Hydraulic roller
- Valve Lift (in.): .525 intake / .525 exhaust
- Camshaft Duration (@.050 in.): 226° intake / 236° exhaust
- Cylinder Heads (P/N 12629063): LS3 rectangle port; aluminum “as-cast” with 68-cc chambers
- Valve Size (in.): 2.165 intake / 1.590 exhaust
- Compression Ratio: 10.7:1
- Rocker Arms (P/N 12669995): Investment-cast, roller trunnion
- Rocker Arms (P/N 12681275 exh): Investment-cast, roller trunnion
- Rocker Arm Ratio: 1.7:1
- Recommended Fuel: Premium pump
- Maximum Recommended rpm: 6700
- Reluctor Wheel: 58X
- Balanced: Internal
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