Mailbag: Why is My Rebuilt Engine Still Using Too Much Oil?
Q: I have a Ford 390 engine. I had the block re-bored and was told to use moly piston rings. When I was finished with the rebuild, the engine began to […]
Ask Away! with Jeff Smith: Port Matching vs. Pocket Porting — Which is a Better Use of Time?
I’m still buying parts to assemble a 355-cubic-inch small block Chevy for my ’55 Chevy. My buddy was over this past weekend and told me that I should make sure […]
Mailbag: Transmission Swap Advice for a Ford 351 Cleveland
Q: I have a 1973 Mustang fastback that I have restored with the help of parts from Summit Racing. It has an FMX transmission, which I would like to swap for […]
Mailbag: These Two Unlikely Suspects Could Be Stealing Your High-RPM Power
Q: I am currently running a 12:4 compression 351W in a Pinto. The engine has World Products Windsor heads, 926 cfm double pumper carburetor on a Victor Jr. intake, 254-degree duration (at […]
Mailbag: Budget-Friendly Ways to Lower Engine Operating Temps
Q: I bought a 1988 Camaro IROC-Z with a 350 TPI (the second I have owned). My question is about engine running temperature. When the car is not moving faster than 30 […]
Ask Away! with Jeff Smith: The Great 5.3L Truck Swap Debate Revisited!
Editor’s Note: The following letter is in response to an answer in a previous column concerning whether to go with a 5.3L LS engine or a larger 350ci small-block Chevy. […]
Mailbag: Low Oil Pressure and How it Affects Your Engine Bearings
Q: I was wondering if you could answer a few questions for me: Could low oil pressure (15-20 psi) spin a main bearing or otherwise ruin an engine? How can you […]
Mailbag: Could Your Engine’s Power Loss Be a Sign of a Poor Cooling System?
Q: I own a Chevy Impala with a 468-cubic-inch big block Chevy engine. It has 12:1 compression, Crane 298-degree duration cam, oval port cylinder heads, 926 cfm Holley double pumper […]
Ask Away! with Jeff Smith: What’s Causing Excessive Oil Consumption in My Engine?
I’m having a problem with the small block 383 in my Impala. The engine was new about two years ago, but I keep having problems with the spark plugs loading up […]
Mailbag: Troubleshooting and Tuning a Holley 1850 Carburetor
Q: I have a 355-cubic-inch small block Chevy. The carburetor is a Holley 1850, 600 cfm with manual choke and vacuum secondaries. My problem is, the secondaries won’t open at any […]