KTM250SX 2023-2025 Husqvarna GASGAS 2024-2025 TC250 TBI Phathead cylinder head kit Color:Black Honda CR250 Phathead cylinder head

Honda CR250 Phathead cylinder head kit 1997-2001

5cc  (100+ octane)

We have a batch in process

YZ296 - 72mm 100+octane 23cc

4cc  (95+ octane)

KTM250SX 2023-2025 Husqvarna GASGAS 2024-2025 TC250 TBI Phathead cylinder head kit Color:Black Honda CR250 Phathead cylinder headKTM250SX 2023 2025 Phathead cylinder head kit Husqvarna TC250 Chamber selection: 250SX 25. 4cc Stock compression 251SX 25cc Mid compression 95+ octane reccomended 252SX 24. 5cc High compression 100+ octane reccomended We will update our selection as tuning capabilities are unlocked. Currently we offer a stock compression chamber. Phathead Kits include a head shell with one combustion chamber, two sets of o rings, cylinder head nuts, copper washers,