Difference between motors
Racer
Joined: Nov 2018
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From: Missouri
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Drifting
Joined: May 2013
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From: Texas Hill Country Texas
Google up the GM press release for more...
The LT4 engine also has several unique features designed to support its higher output and the greater cylinder pressures created by forced induction, including:
The LT4 engine also has several unique features designed to support its higher output and the greater cylinder pressures created by forced induction, including:
- Rotocast A356T6 aluminum cylinder heads that are stronger and handle heat better than conventional aluminum heads
- Lightweight titanium intake valves
- Machined, forged powder metal steel connecting rods for reduced reciprocating mass
- High 10.0:1 compression ratio – for a forced-induction engine – enhances performance and efficiency and is enabled by direct injection
- Forged aluminum pistons with unique, stronger structure to ensure strength under high cylinder pressures
- Stainless steel exhaust manifolds that offer greater structure at higher temperatures
- Lightweight aluminum balancer
- Standard dry-sump oiling system with a dual-pressure-control oil pump.
