Crossover Systems - Big Block Chevy

B/B Crossover 1 1/4" hose barb1 1/4" fitting without bypass.. Polished water crossovers are designed to fit Chevy big block. Constructed from stainless steel with tight radius bends to clear our cast aluminum timing chain covers. Flanges are 1/4" to assure a good seal.

B/B Crossover -16 AN fitting-16 AN fitting without bypass.. Polished water crossovers are designed to fit Chevy big block. Constructed from stainless steel with tight radius bends to clear our cast aluminum timing chain covers. Flanges are 1/4? to assure a good seal.

B/B Crossover -16 with bypass-16 fitting with bypass. Polished water crossovers are designed to fit Chevy big block. Constructed from stainless steel with tight radius bends to clear our cast aluminum timing chain covers. Flanges are 1/4" to assure a good seal.

This hose is a replacement hose for the one included in the 620-300100 Crossover Kit. 9" overall length on the long run, 4" overall length on the short run

This kit replaces the O-Rings on Xtreme Series Crossovers.