block strength

Reply Subscribe

Thread Tools

Search this Thread

Aug 31, 2006 | 11:30 PM

hwy1strat

Thread Starter

2nd Gear Member

Joined: Aug 2005

Posts: 230

From:

block strength

How much hp is a stock 1965 289 block rated for

Aug 31, 2006 | 11:41 PM

Colorado_Mustang

5th Gear Member

Joined: Jun 2006

Posts: 4,089

From:

RE: block strength

I don't think they were rated...but about 450 is the hardest you want to push it.

Sep 1, 2006 | 02:35 AM

middiepride

2nd Gear Member

Joined: Jun 2006

Posts: 283

From:

RE: block strength

yeah second the 450. i couldnt see you pullin much more out of it without selling your house anyway.

Sep 1, 2006 | 02:42 AM

Brandontyler65

I ♥ Acer

Joined: May 2006

Posts: 1,845

From:

RE: block strength

Sep 1, 2006 | 01:16 PM

Soaring

I ♥ Acer

Joined: Oct 2004

Posts: 17,565

From:

RE: block strength

Well, the C code is about 200 HP and the A code is around 225 stock. So, a built 289 can be around 350-400 rear wheel HP. Anything more, and you will need to go with a 351.

Reply Subscribe

Related Topics

Thread

Thread Starter

Forum

Replies

Last Post

4 Valve Head questions

GimpyHSHS

4.6L (1996-2004 Modular) Mustang

Dec 19, 2023 01:12 PM

351c heads

mustangheaven

Motor Swap Section

Jan 3, 2016 11:20 AM

Starting a new project....could use some input.

Matt's 95 Stang

5.0L (1979-1995) Mustang

Oct 5, 2015 07:16 AM

block replacement

mustangheaven

General Tech

Sep 29, 2015 11:00 AM

Need to rebuild the automatic transmission 1996 GT

wraith777

General Tech

Sep 28, 2015 10:49 AM