Sonny's racing engines all aluminum 555ci 93 octane - $23,000

Listed By winstonc
Sonny's racing engines all aluminum 555ci 93 octane  for Sale $23,000
Private Seller - winstonc
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Ad Number184126152

Updates From Seller

The engine is still in the car.

You can hear it run and we can drive it.

Thanks for looking. Above Added: Thu April 29, 2021, 5:59 pm PST

Sonny Leonard-RIP

:-( Above Added: Tue January 12, 2021, 12:01 pm PST

Engine dyno and track tuned by Sonny's. Above Added: Mon December 14, 2020, 5:38 pm PST

// Above Added: Mon December 14, 2020, 3:55 am PST

Sonnys Racing Engines. Above Added: Sat December 12, 2020, 11:11 am PST


All aluminum Sonny Leonard 555ci fuel injected pump gas BBC. Fast EFI, Fast Dash and sensors included.

875hp @ 7000rpm

742tq @5600 rpm

736 rwhp and 677 rwtq with 2.90 gear.

Jesel cam belt

Barnes 5 stage dry sump.

Sequential injection.

individual cylinder.


11.3:1 compression.

93 octane.

203+mph in standing mile all motor @ 3500lbs.

No Nitrous ever.

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Member Since November 2005
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