Lifters...
Thread Starter
Supreme Member

Joined: Nov 2008
Posts: 1,545
Likes: 10
From: South Carolina
Car: 85 2M6, 87 'Bird 88 'burb
Engine: LX9, LG4, L05
Transmission: F23, 700r4, 700R4
Axle/Gears: 3.63, 2.73, 4.10
Lifters...
As most of us know, V8 lifters are not compatible with 60*V6 lifters, but you can take the springs out of the V8 lifters and put them in the 60* lifters for better performance.
I am in the process of trying to retrofit the LS7 Lifter mechanisms into the 60* body. so far, I've got a set of 60* lifters, and the LS7 lifters in order with USA Performance, here in Pensacola.
I'll keep everyone posted as to what happens!
I am in the process of trying to retrofit the LS7 Lifter mechanisms into the 60* body. so far, I've got a set of 60* lifters, and the LS7 lifters in order with USA Performance, here in Pensacola.
I'll keep everyone posted as to what happens!
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Joined: Apr 2008
Posts: 10,401
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From: Utah
Car: 89 RS 89 iroc 87 firebird
Engine: 3.1 Turbo/ 355 twin turbo
Transmission: a4 w/ 4500 stall/ a4 / t5
Axle/Gears: strange s60 /w 3:42's
Re: Lifters...
i could have saved u a whole lot of money and told u how to modify the lifters like i did in my car.witht he mods i have done we can turn 8k rpms without lifter pump up or valve float witht he right valve springs
Thread Starter
Supreme Member

Joined: Nov 2008
Posts: 1,545
Likes: 10
From: South Carolina
Car: 85 2M6, 87 'Bird 88 'burb
Engine: LX9, LG4, L05
Transmission: F23, 700r4, 700R4
Axle/Gears: 3.63, 2.73, 4.10
Re: Lifters...
flat tap or roller? I'm referring to the 3x00 roller lifters.
Supreme Member
iTrader: (1)
Joined: Apr 2008
Posts: 10,401
Likes: 5
From: Utah
Car: 89 RS 89 iroc 87 firebird
Engine: 3.1 Turbo/ 355 twin turbo
Transmission: a4 w/ 4500 stall/ a4 / t5
Axle/Gears: strange s60 /w 3:42's
Re: Lifters...
ahhh i modded the hyd flat tap lifters, u could prolly mod the roller lifters the same way though.
basically the way i modded mine makes them sort of a hybrid solid/hyd lifter
basically the way i modded mine makes them sort of a hybrid solid/hyd lifter
Thread Starter
Supreme Member

Joined: Nov 2008
Posts: 1,545
Likes: 10
From: South Carolina
Car: 85 2M6, 87 'Bird 88 'burb
Engine: LX9, LG4, L05
Transmission: F23, 700r4, 700R4
Axle/Gears: 3.63, 2.73, 4.10
Supreme Member
iTrader: (1)
Joined: Apr 2008
Posts: 10,401
Likes: 5
From: Utah
Car: 89 RS 89 iroc 87 firebird
Engine: 3.1 Turbo/ 355 twin turbo
Transmission: a4 w/ 4500 stall/ a4 / t5
Axle/Gears: strange s60 /w 3:42's
Re: Lifters...
i know i posted it here somewere but i cant find it, even had pictures.
basically we cut down the springs and shimmed the hell out of the spring/pluger with tiny heat treated washers we left the plunger with only .015 of travel i belive but i need to find the thread to be sure
let me check my photobucket and see if the pictures are in there
basically we cut down the springs and shimmed the hell out of the spring/pluger with tiny heat treated washers we left the plunger with only .015 of travel i belive but i need to find the thread to be sure
let me check my photobucket and see if the pictures are in there
Thread Starter
Supreme Member

Joined: Nov 2008
Posts: 1,545
Likes: 10
From: South Carolina
Car: 85 2M6, 87 'Bird 88 'burb
Engine: LX9, LG4, L05
Transmission: F23, 700r4, 700R4
Axle/Gears: 3.63, 2.73, 4.10
Re: Lifters...
I took 3 lifters apart today,
1 3400 lifter
1 "LS7" lifter
and
1 Comp Magnum SBC Lifter.
The comp and the LS7 were nearly identical. I also found that if you machined the piston on the V8 lifters down a little bit, you could install them in the 60* and turn them into solid lifters.
Pics tomorrow
1 3400 lifter
1 "LS7" lifter
and
1 Comp Magnum SBC Lifter.
The comp and the LS7 were nearly identical. I also found that if you machined the piston on the V8 lifters down a little bit, you could install them in the 60* and turn them into solid lifters.
Pics tomorrow
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Thread Starter
Supreme Member

Joined: Nov 2008
Posts: 1,545
Likes: 10
From: South Carolina
Car: 85 2M6, 87 'Bird 88 'burb
Engine: LX9, LG4, L05
Transmission: F23, 700r4, 700R4
Axle/Gears: 3.63, 2.73, 4.10
Re: Lifters...
a little later than tomorrow, but here you go


Left to right, Comp cams "magnum" "LS7" and stock 60*


Left to right, Comp cams "magnum" "LS7" and stock 60*
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