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"Quality is never an accident; it is always the result of intelligent efforts."
Build your next engine with a performance-based, built-to-order engine from E1 Performance
About E1
Full-Service Engine Manufacturing
Why Us?
At Engine One Performance we believe in delivering high quality components. Our main goal is to supply our customers with the best equipment and service, along with the highest quality of workmanship to exceed the customer’s expectations. We manufacture high performance engines, and have been fulfilling customers’ needs for over 9 years.
Technology and innovation is what drives Engine One Performance in manufacturing high end billet components. Here at Engine One Performance quality begins with the state of art tooling, machining and test equipment. We provide our customers with the strongest and most durable products using only the highest level of new components.
Years of Experience
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Satisfaction Guaranteed
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E1 cylinder heads are built with performance in mind. Each head is built standard with specs that are usually reserved for high end race engines.
Chevy 350
- Intake Runner Volume – 200cc
- Combustion Chamber “As Cast”, Chamber Volume 66CC
- Valve Seats profiled to accept 2.02″/1.60″ valves
- Spark Plug Configuration – Straight
- Machined to accept common screw in studs and guide plates; 7/16′ NC base threads
- Universal valve cover bolt pattern accepts both standard perimeter and center bolt configurations
- Intake Manifold accepts both standard 12 bolt and later 8 bolt vortex intake
- Exhaust accepts standard SBC exhaust headers and manifolds; seven bolt flange
- Fitted with alloyed hard seats for extended valve seat life
- 11/32″ bronze guides with .562″ OD @ spring base
- Seal provision uses 11/32″ x .530″ valve seals
- Spring base diameter – 1.600″ accepts both small and large OD springs
- 4.030″ Bore 4.165″ Bore
LS1 Cathedral
- Chamber CC 56.5
- Plug – Angle
- Intake Runner CC 212
- Exhaust Runner 76 CC
- Intake Valve 2.02
- Exhaust Valve 1.600
Are you looking to swap or upgrade with an OEM or performance spec engine? Every E1 Performance engine is built to order, giving you complete control over looks, sound, and performance.
LS3
6.0L 600HP
LS3
Supercharged 6.2L 780HP
Order Process
Step 1: Consultation
Identify your project's needs along with expectations and product pricing.
Step 2: Manufacturing
Building starts. Progress and updates will be shared with client as needed.
Step 3: Completion
Final inspection and quality check takes place before client takes delivery.
Ready To Get Started?
Contact us today to schedule a consultation
Contact Us
"Quality is never an accident; it is always the result of intelligent efforts."