Recent content by 72351HO

I use Summit 10W-40 ZDDP. Stock oil pan 351C engines hold 5 qts, except for the BOSS 351 and 351 HO, which hold 6 qts.

A word of caution with respect to "modern oils," which do not contain enough zinc or phosphorous for use in flat-tappet engines. I recommend the use of a "racing oils" that have added ZDDP.

I've been driving a 1972 R Code Mach 1 since July 2, 1975. I bought it for $2400 from a high school friend who was buying a Datsun B210 (42 mpg) to commute to college. I still rib him about the decision. I am running a Holly 750, Blue Thunder intake, headers, and MSD ignition. But I still have...

I don't know what the H they are talking about. How ignorant can you get. The BOSS 351 was the most powerful small block engine of the muscle car era. https://www.google.com/amp/s/www.motortrend.com/how-to/hrdp-1001-muscle-car-engine-shootout/amp/

I bought my 1972 R-Code Mach I on July 2, 1975, for $2400, from a friend who wanted a new [42 mpg] Datsun B210 instead. I'll never tire of hearing the sound of the 351C HO's mechanical lifters complementing the sound of the exhaust pulsating through the headers and Flowmaster mufflers. It brings...