Bottom Tank
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Volvo bolt-on bottom tank
This tank has a 2 1/2" diameter hose connection 6 1/2" from the edge of the tank to the center of the hose connection, slightly offset from dead center, facing downward. There is one large mounting bracket 5 1/2" tall with a pair of 5/8" NC threaded bolts @ 8" centers. Learn More -
Bolt-on bottom tank
This tank is essentially a #512 with modifications for a low flow application (based on the #707LF / #718LF radiator design).
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Bolt-on bottom tank
This bottom tank has a pair of 1/2" NC threaded studs 3" long on each end, a pair of 2 1/2" NPT nipples 3 3/4" in from each end, and four 1/2" NPT couplings for drainage (two on the front and two on the back). There is a baffle that splits the tank from left to right. Learn More -
Bus Bottom Tank
This tank is identical to tank #751, except it is 9" wide. The bolt pattern has been adjusted to suit.
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1957 GMC Bus bottom tank
This tank has two bolt-on flanges, two 5/16" NC threaded nuts on each end of the tank, two 5/16" NC threaded nuts along the fan side, and four 7/16" NC threaded bosses on top of tank for mounting purposes.
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Bus Bottom Tank
This tank has a 2 3/4" diameter hose connection that faces the ground, two 5/16" NC threaded nuts on each end of the tank, and a 1/4" NPT flange for a drain cock.
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Champion Grader bottom tank
This tank has a 2 1/4" diameter hose connection, and a 1/4" NPT flange for a drain fitting.
Note: this tank is the same as tank #073106A, except with a smaller diameter hose connection.
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Fire Truck Bottom Tank
This tank has a 3" diameter hose connection facing the ground, a 1 3/4" diameter hose connection facing the engine, and two 3/8" NPT flanges.
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Mack bottom tank
This tank is similar to tank #662, except with 5/8" NF mounting nuts instead of brackets, and only one flanged connection. Bolt-on hose connection has a 2 1/2" diameter and turns on a 90o bend. The tank has a 3/8" NPT flange in the center for a drain.
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Kenworth bottom tank
This tank has a flange connection on the top, two 5/8" NC mounting nuts on the top, and two blanked out flange connections on the grill side of the tank.
Note: for this tank, samples must be supplied by the customer.
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