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S4 or S5 engine? 🧐

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Old Dec 16, 2017 | 07:48 AM
  #1  
AlexRX7fc's Avatar
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S4 or S5 engine? 🧐







can anyone tell if this is an s4 or s5 engine by the pictures?
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Old Dec 16, 2017 | 08:05 AM
  #2  
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rotorhole
 
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From: retired rotorist
S5

UIM is staggered, plastic thermostat neck, turbo oil drain tube is curved and inset further, no turbo twin scroll actuator, can also see the EOMP connectors next to the alternator.

Last edited by insightful; Dec 16, 2017 at 08:08 AM.
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Old Dec 16, 2017 | 08:37 AM
  #3  
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Thank you!
Originally Posted by insightful
S5

UIM is staggered, plastic thermostat neck, turbo oil drain tube is curved and inset further, no turbo twin scroll actuator, can also see the EOMP connectors next to the alternator.
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