Different compression ratio due to different pistons,
*slightly* different intake cam,
GTE has oil squirters,
GTE's injectors are ~35% larger,
the N/A block doesn't have a place for the turbo's oil return or supply,
the N/A's thermostat neck doesn't have the fitting for the turbo's coolant routing,
the N/A will need an adapter for an oil cooler,
the GTE uses a higher amperage alternator,
the GTE's oil pump has a higher flow (IIRC),
the GTE's AFM is MUCH less restrictive and more accurate,
the N/A has valving to modify the intake air flow when driving at a high load,
the N/A's ECU uses a MUCH more aggressive timing advance map..... etc, etc, etc.
|