Heartthrob 2 1/4" Manifold Dual Kits


For vehicles with stock manifolds only

Fits vehicles with stock manifolds, tail pipes exit behind the rear wheels (stock exit), or a split rear dual exit, or front exit in front of the rear tires. Made of 2-1/4" aluminized mandrel bent tubing where possible. Includes all clamps, hangers, tubing, and hardware. Includes either no mufflers, glass pack mufflers (# ends in GP) or stock mufflers (# ends in SK). These applications are not legal for on-road use on vehicles that were originally equipped with catalytic converter. Front exit kits include glass pack mufflers.

If you click on the vehicle description it will bring up installation pictures if available. Click on the part # to bring up the instruction sheets.

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4149sk

**Click the the headings below to sort the table by Part # or Application**
Dodge applications:
Note Description Stock Part# Split Rear Part# Front Exit Part#
Dodge & Ply. 2 & 4WD j,k 1972-1991   1/2, 3/4 ton pickup 318-360 4997SK

Dodge & Ply. 2 & 4WD j,m 1972-1991   1/2, 3/4 ton pickup 318-360 4997GP
8189970
Dodge & Ply. 2 & 4WD j,n
1972-1991   1/2, 3/4 ton pickup 318-360 8149970

Dodge & Ply. 2WD h,n,r 1970-1990   1/2, 3/4, 1 ton Van 318-360 8141450

Dodge & Ply. 2WD m 1970-1990   1/2, 3/4, 1 ton Van 318-360

8181450
****Notes listed at bottom of page****


**Click the the headings below to sort the table by Part # or Application**
Ford applications:
Note Description Stock Part# Split Rear Part# Front Exit Part#
Ford Pickup 2WD d,g,k,p '65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)--automatic 4150SK 1014150

Ford Pickup 2WD d,g,m,p '65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)--automatic 4150GP
1024150 8181500
Ford Pickup 2WD d,g,n,p '65-1976   1/2, 3/4, 1 ton pickup 332-390 (exc. 351)--automatic 8141500

Ford Pickup 2WD d,g,k,u '65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)--manual 4154SK


Ford Pickup 2WD d,g,m,u '65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)--manual 4154GP


Ford Pickup 2WD d,g,n,u '65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)--manual 8141540


Ford Pickup 2WD a,e,k 1977-1/2-1979   1/2, 3/4 ton pickup 351-400M & C
4151SK

Ford Pickup 2WD a,e,m 1977-1/2-1979   1/2, 3/4 ton pickup 351-400M & C
4151GP
8181510
Ford Pickup 2WD a,e,n 1977-1/2-1979   1/2, 3/4 ton pickup 351-400M & C
8141510

Ford Pickup 2 & 4WD a,k,p,t 1977-1/2-1991 F100, F150, F250 302 4996SK

Ford Pickup 2 & 4WD a,m,p,t 1977-1/2-1991 F100, F150, F250 302 4996GP
8189960
Ford Pickup 2 & 4WD a,n,p,t 1977-1/2-1991 F100, F150, F250 302 8149960

Ford Pickup 4WD a,g,k,q 1977-1979  1/2, 3/4 ton pickup 351-400M & C
4153SK

Ford Pickup 4WD a,g,m,q 1977-1979   1/2, 3/4 ton pickup 351-400M & C
4153GP
8181530
Ford Pickup 4WD a,g,n,q 1977-1979   1/2, 3/4 ton pickup 351-400M & C
8141530

Ford Bronco 2 & 4WD a,k 1980-1991 Bronco 302 4996SK

Ford Bronco 2 & 4WD a,m 1980-1991 Bronco 302 4996GP
8189960
Ford Bronco 2 & 4WD a,n 1980-1991 Bronco 302 8149960

Ford Bronco 4WD a,k,p,q 1977-1/2-1979 Bronco 351-400M & C
4153SK

Ford Bronco 4WD a,m,p,q 1977-1/2-1979 Bronco 351-400M & C
4153GP
8181530
Ford Bronco 4WD a,n,p,q 1977-1/2-1979 Bronco 351-400M & C
8141530

Ford Bronco 4WD n '66-1977 Bronco 302 8141520

Ford Bronco 4WD m
'66-1977 Bronco 302

8181520
Ford Van 2WD b,c,g,n 1969-1974 302 8141560

Ford Van 2WD b,c,g,m 1969-1974 302

8181560
Ford Van 2WD b,c,g,j,n 1975-1987 302-351W 8141570

Ford Van 2WD b,c,g,j,m 1975-1987 302-351W

8181570
Ford Mustang & Capri n 1977-1993 8150020

****Notes listed at bottom of page****


**Click the the headings below to sort the table by Part # or Application**
GM applications: Note Description Stock Part# Split Rear Part# Front Exit Part#
Chevy & GMC 2WD f,g,k,v
1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk 4143SK 1014143

Chevy & GMC 2WD f,g,m,v
1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk 4143GP
1024143
8181430
Chevy & GMC 2WD f,g,n,v
1963-1972   1/2, 3/4  ton pickup 283-400 sm. blk 8141430


Chevy & GMC 2WD f,g,k 1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk--with leaf springs 4147SK
4147SK

Chevy & GMC 2WD f,g,m 1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk--with leaf springs 4147GP
4147GP

Chevy & GMC 2WD f,g 1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk--with leaf springs 8141470


Chevy & GMC 2WD g,k
1973-1982, 1987   1/2, 3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk 4144SK
1014144

Chevy & GMC 2WD g,k
1988-1991 Blazer, Jimmy 305-400 sm. blk 4144SK
1014144

Chevy & GMC 2WD g,m
1973-1982, 1987   1/2, 3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk 4144GP
1024144
8181440
Chevy & GMC 2WD g,m
1988-1991 Blazer, Jimmy 305-400 sm. blk 4144GP
1024144

Chevy & GMC 2WD g,n
1973-1982, 1987   1/2, 3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk 8141440


Chevy & GMC 2WD g,n
1988-1991 Blazer, Jimmy 305-400 sm. blk 8141440


Chevy & GMC 2WD g,n 1983-1986   1/2, 3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk 8141460


Chevy & GMC 2WD g,m 1983-1986   1/2, 3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk 4146GP
1024146
8181460
Chevy & GMC 2WD g,k 1983-1986   1/2, 3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk 4146SK
1014146

Chevy & GMC 2WD b,g,j,k
1973-1987  1/2, 3/4 ton pickup, Suburban, Carryall 396 & 454 4768SK
1014768

Chevy & GMC 2WD b,g,j,m 1973-1987  1/2, 3/4  ton pickup, Suburban, Carryall 396 & 454 4768GP
1024768

Chevy & GMC 2WD b,g,j,n 1973-1987  1/2, 3/4  ton pickup, Suburban, Carryall 396 & 454 8147680


Chevy & GMC 4WD g,k,s
'66-1972  1/2, 3/4 ton pickup, Suburban, Carryall 283-400 sm blk
4149SK
1014149

Chevy & GMC 4WD g,m,s
'66-1972  1/2, 3/4 ton pickup, Suburban, Carryall 283-400 sm blk
4149GP
1024149

Chevy & GMC 4WD g,n,s
'66-1972  1/2, 3/4 ton pickup, Suburban, Carryall 283-400 sm blk
8141490


Chevy & GMC 4WD n
1969-1972 Blazer small block V8--center dump manifolds
8141590


Chevy & GMC 4WD o
1969-1972 Blazer small block V8--center dump manifolds
4159M  

Chevy & GMC 4WD k
1973-1991 Blazer, Jimmy 283-400 sm blk
4805SK


Chevy & GMC 4WD m
1973-1991 Blazer, Jimmy 283-400 sm blk
4805GP


Chevy & GMC 4WD n
1973-1991 Blazer, Jimmy 283-400 sm blk
8148050


Chevy & GMC 4WD g,k
1973-1987   1/2, 3/4, 1 ton pickup, Suburban, Carryall 305-400 4804SK
1014804

Chevy & GMC 4WD g,m
1973-1987   1/2, 3/4, 1 ton pickup, Suburban, Carryall 305-400 4804GP
1024804

Chevy & GMC 4WD g,n
1973-1987   1/2, 3/4, 1 ton pickup, Suburban, Carryall 305-400 8148040


Chevy & GMC 2WD n
1971-1990  1/2, 3/4 ton Van 305-350 8141420


Chevy & GMC 2WD m
1971-1990  1/2, 3/4 ton Van 305-350

8181420
Chevy II
n
'68-1979 283-400 sm blk 8144710


Camaro
n
1970-1981 283-400 sm blk 8144710


Firebird
n
1978-1981 305-400 Chevy V8 sm blk 8144710


Firebird
n
68-69 V8 except Ram Air 8144680




     
Notes
a dual kit runs down the passenger side between frame and drive shaft.
b system mounts below the frame.
c will not fit vans with factory installed dual air conditioning.
d will not fit '68-1972 pickup with "camper special" gas tank.
e will not fit super cab.
f will not fit stock manifolds that exit straight down (ram horn style manifolds).
g if wheel base is greater than 132", tail pipe extensions are required for proper tail pipe exit (Order 814231T).
h both tail pipes exit on driver's side behind rear tire.
j dual kit runs outside frame.
k includes stock mufflers.
m includes glass pack mufflers
n no mufflers included in kit.
o
includes turbo mufflers.
p
automatic transmission only.
q
will not fit 35 gallon fuel tank
r
tail pipes exit on driver side
s not for vehicles with a Rockwell transfer case
t
will not fit vehicles with dual fuel tanks on kits that exit behind the rear axle
u manual transmission vehicles only
v
not recommended for models equipped with leaf springs
4804gp Kit