Sinus Performance Series Pro 1 piece oversize engine valve set suitable for the 1.6 16v TU5J4 engine found in Citroens Saxo VTS & Peugeots 106 GTI.

SINUS is one of the world’s most senior and experienced manufacturers of valves for internal combustion engines. 

SINUS valves are manufactured under strict quality and management standards in order to maintain their reputation for excellence and to keep providing our worldwide patronage with premium quality, highly durable and longer lasting engine valves. 

 Spoox Motorsports Sinus valve kit includes 8 x 31.30mm mirror polished oversize inlet valves which require a 32mm seat fitting & 8 x 26.00mm standard diameter mirror polished exhaust valves which fit on standard seats both with 6mm stems.

SINUS Performance Series™

Structure : Bi-Metal / Single Piece Forged

Material : 21-4N (EV8) Austenite Alloy

Hard Tip : SIL-1 (HNV3) Martensite Alloy

Coating : Hard Chrome Plating

Spiral Polish : Yes

JetFlow Cut™ : Yes

SnakeSkin Superfinish™ : No

Valve Head : Full Machining

Valve Head Design : Flat

Mirror Polished valves will attract the attention of any engine valve professional. This valve is cutting edge on both exterior and technical specification levels.

Sinus valves are the global leader in valve train products and their superior design is unrivalled. These are the first choice in performance valves.

All our sinus valves are available from stock for immediate despatch.

For more information on our sinus performance valves or any other of our competition products please do not hesitate to contact us.

Spoox Part Number : OEP425/426

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