Racing Insider's Podcast - Valve Springs, Zinc Carburetors, and Popcorn Parties

Welcome to the Racing Insider’s Podcast! 

Each week, Kate Dillon from Crate Insider and Steve Hendren from Hendren Racing Engines go live on the Crate Insider Facebook page and Crate Insider YouTube Channel to chat about world events, random things, and to answer tech questions. 

New week, new studio! This week's show is the first one in the new studio, click here to check it out. Several manufacturers joined lived and helped out with tech questions. Shoutout to Bill Pink with Bill Pink Carburetors, we appreciated the great info. Kate wanted to remind everyone of the August Giveaway over at Crate Insider. Click here for a chance to win $400 of Crate Insider Cash, a t-shirt, hat, and two can coolers. 

QUESTIONS ASKED ON THE SHOW 

I'm also wondering which type of distributor gear is preferred, bronze or steal? 
I have a brand new 604 straight from GM (crossing my fingers and toes that it's right). I'm wondering what oil filter is best for break-in? 
I’ve done everything you recommend….. except cold air box and fan…… looking for hp gain …. Will I pick up with cold air and I’d buy 4 blade fan to change to 2,3,4 blade?
Have you tested the Holley aluminum 4412 carburetor? Is it better than the zinc version?
How often do you replace your Walker air filter? Do they go bad, what to look for?
With the now defunct FUEL series, is there still a rebuilding seal available for a CT525?
Time to change valve springs what r best on market now....604 E85, run pittsburgh?
How long do you need to go through my 604?
Ok so listening to y’all on my way home about 604 valve springs….my motor is older and never has been updated to beehives….so you can buy factory springs for 604? And are there any performance gains by going to beehives? What’s the best way to clean your air filter? Not using an air gun?
What’s required to swap form a Saginaw 3 speed to a brinn style trans?
How often should valves be adjusted on a 602?
Does the new create engine 602 run at 6500 now?