I have the following two fuel blocks for sale: 1. A nice, never used, teardrop block. Bottom inlet is 3/8" NPT. The three outlets are 1/4" NPT. Price is $45 that includes shipping to the lower 48. SOLD. 2. Good condition square block with four 1/8" NPT ports. Appears never used. Price is $25 that includes shipping to the lower 48.