SET OF NEW COSWORTH YB PISTONS  +0.5MM OVERSIZE (FINISHED BORE SIZE 91.33MM)
LATER 4X4 PISTON WITH LARGER COMPRESSION BOWL THAN 2WD & OFFSET GUDGEON PIN TO REDUCE PISTON SLAP. ALSO HAS CUT OUT IN CASE OIL SPRAY JETS ARE FITTED TO YOUR BLOCK.

*WILL FIT ALL YB ENGINES!* 
STANDARD SIZE & 1.0MM OVERSIZE ALSO AVAILABLE

INCLUDES RINGS & PINS

IF YOU REQUIRE A GASKETS OIL PUMPS ETC PLEASE SEE OUR OTHER LISTINGS.

PLEASE FEEL FREE TO CONTACT US REGARDING FREE ADVICE FOR YOUR YB BUILD AS WE WORK WITH THIS ENGINE ON A DAILY BASIS

NORTHERN IRELAND, R.O.I, SCOTTISH HIGHLAND AND NON UK CUSTOMERS PLEASE MESSAGE WITH FULL ADDRESS FOR SHIPPING QUOTE 

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Welcome to PJ Motorsport! 


We have a wide range of Cosworth and Ford RS parts in stock ranging from OE Quality Gaskets & Seals to Genuine Magnetti Marelli engine sensors

Collection available from our well stocked shop open 6 days a week :)