1250NP Series (1-1/4 Pipe)

These blocks, molded in red ABS plastic, are available in 6 different shapes to aid in modeling turbo manifolds using 1-1/4″ NPS cast pipe elbows: 1/2″ straight blocks, 1″ straight blocks, 30 degree 1.25″ CLR (centerline radius) blocks, 45 degree 1.25″ CLR blocks, 15 degree 1.875” CLR  blocks, and 30 degree 1.875” CLR blocks. Kits also include block adapters to be attached to the open end of a 1-1/4” NOMINAL PIPE (1.660″ OD) Section to start the tubular assembly design started either downstream or upstream.