Kawasaki KX500 Phathead Combustion Chambers cobra K21 - 21
Description
K21 - 21
YZ295 - 72mm 91+ octane 23
Our cobra CX50 inserts are made in house to fit our Billet high flow Phathead shell or the OE cast cylinder head shell
Hotrods has only one part number for the stroker so we are sure that there is not a +2mm and +4mm
H33 18
Kawasaki KX500 Phathead Combustion Chambers cobra K21 - 21Chamber selection: K51 42cc Stock compression K52 40. 6cc (100+ octane)K53 38. 2cc (105+ octane)
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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