Golen Engine?
They have a LT1 long block thats supposed to be good for 500 horse for $7k.
Im wondering if anyone has experience with this builder?





you can make 425 with the appropriate mods, and if you went stroker 383 it would be 500hp.
porting intake, new heads, Hot cam, headers, full exhaust 3", injectors, tune, 1.6rr's,
That is about 425-450 on a dyno over and over again on a 350.
Last edited by pologreen1; Jun 14, 2018 at 12:11 PM.
Traditionally, this just means rebuild the motor, but my brother is still dealing with the engine he had built and doesent rive the car because of it. Hes getting too much blowby and the engine just hasnt been street able. I dont want to go thru that nightmare so crate motor seems like a good option. I LOVE the LS engines gm performance offers. A friend with a 2011 camaro ordered that gm ls3 w 525 hp and man is that car fast now, and hes got a warranty to boot. He got that motor for just under 7k. I wish GM still made LT1s..
I dont know of any engine builders outside of the guy me and my brother use, who built his non-streetable engine.... dont wanna go there. Sad part is I actually bought an iron headed 350 from him a few years ago when I thought I would get a L98 car. It was originally for a circle track build and has 9:1 compression with all the normal circle track stuff including the oil pan. Its unassembled but at least 4k in parts sitting in his garage.. I should prob go get this and put it on racingjunk.
So, unless I can learn of an engine builder that knows his stuff (LTx) and is reliable.. and close enough.. and wont screw me.. etc etc Im stuck considering places like Golen. Which, if they deliver on what they say should be a good deal, right? How much could I save by disassembling myself, taking the pieces to machine shop myself and then having a pro do the assembly of the long block with parts I procure?
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Traditionally, this just means rebuild the motor, but my brother is still dealing with the engine he had built and doesent rive the car because of it. Hes getting too much blowby and the engine just hasnt been street able. I dont want to go thru that nightmare so crate motor seems like a good option. I LOVE the LS engines gm performance offers. A friend with a 2011 camaro ordered that gm ls3 w 525 hp and man is that car fast now, and hes got a warranty to boot. He got that motor for just under 7k. I wish GM still made LT1s..
I dont know of any engine builders outside of the guy me and my brother use, who built his non-streetable engine.... dont wanna go there. Sad part is I actually bought an iron headed 350 from him a few years ago when I thought I would get a L98 car. It was originally for a circle track build and has 9:1 compression with all the normal circle track stuff including the oil pan. Its unassembled but at least 4k in parts sitting in his garage.. I should prob go get this and put it on racingjunk.
So, unless I can learn of an engine builder that knows his stuff (LTx) and is reliable.. and close enough.. and wont screw me.. etc etc Im stuck considering places like Golen. Which, if they deliver on what they say should be a good deal, right? How much could I save by disassembling myself, taking the pieces to machine shop myself and then having a pro do the assembly of the long block with parts I procure?
Maybe just drop one in if you don't want to mess with it.

OP: Anyone mulling over an engine upgrade is money ahead if they start with a specific goal and then do the research to find a tried and true formula that demonstrates the expected performance outcome.
In other words, know exactly what parts and what machining is necessary to achieve your goal. Don't let someone sell you on unnecessary parts or even parts that result in impeding the goal. (From memories of my youth: "Hey, what you need instead of that carb is a (Holly or whatever) 750 double-pumper!"
) In the end, you'll save a ton of $$ on parts and avoid unnecessary machining too.
Just a suggestion from a graduate from the SCHOOL OF HARD KNOCKS!


A 383 with a nice head, reasonable cam, set of dougs shorties will run pretty well.
A 383 with a nice head, reasonable cam, set of dougs shorties will run pretty well.
it took about a year of me farting around with it to get it where I liked it, there is a lot of info on the net, The engine dose have a slight lope and I did change the injectors to a set of 32lbs bosch units but the build was mild enough to where it would start and run with the stock tune
it took about a year of me farting around with it to get it where I liked it, there is a lot of info on the net, The engine dose have a slight lope and I did change the injectors to a set of 32lbs bosch units but the build was mild enough to where it would start and run with the stock tune











