Matt 4.3 TBI
11-24-04, 02:26 PM
The 2.8 V6
The 2.8L V6 is 2800cc's or 173cid. They're overhead valve engines with cast iron block and heads. Bore is 3.503" (89mm) and stroke is 2.992" (76mm). The firing order is 1-2-3-4-5-6.
The cylinders are numbered 2-4-6 on the driver side bank, and 1-3-5 on the passenger side.
2 Barrel Carbureted
http://hooverae.com/upload/files/carb28.jpg
1982- 1985 2.8 (2800)
RPO: LR2 VIN: B
Compression Ratio 8.5:1
110 H.P. @ 4800 RPM
148 FT-LBS @ 2000 RPM
TBI (Throttle Body Injection)
http://hooverae.com/upload/files/tbi28.jpg
1986- 1988 2.8 (2800)
RPO: LL2 VIN: R
Compression Ratio 8.5:1
125 H.P. @ 4800 RPM
150 FT-LBS @ 2200 RPM
1989-1993 2.8 (2800)
RPO: LL2 VIN: R
Compression Ratio 8.9:1
125 H.P. @ 4800 RPM
150 FT-LBS @ 2200 RPM
1987 is the last year for 2.8's in Blazer/Jimmy
1993 is the last year for 2.8's in S10/S15 Sonoma
The 2.8L V6 is 2800cc's or 173cid. They're overhead valve engines with cast iron block and heads. Bore is 3.503" (89mm) and stroke is 2.992" (76mm). The firing order is 1-2-3-4-5-6.
The cylinders are numbered 2-4-6 on the driver side bank, and 1-3-5 on the passenger side.
2 Barrel Carbureted
http://hooverae.com/upload/files/carb28.jpg
1982- 1985 2.8 (2800)
RPO: LR2 VIN: B
Compression Ratio 8.5:1
110 H.P. @ 4800 RPM
148 FT-LBS @ 2000 RPM
TBI (Throttle Body Injection)
http://hooverae.com/upload/files/tbi28.jpg
1986- 1988 2.8 (2800)
RPO: LL2 VIN: R
Compression Ratio 8.5:1
125 H.P. @ 4800 RPM
150 FT-LBS @ 2200 RPM
1989-1993 2.8 (2800)
RPO: LL2 VIN: R
Compression Ratio 8.9:1
125 H.P. @ 4800 RPM
150 FT-LBS @ 2200 RPM
1987 is the last year for 2.8's in Blazer/Jimmy
1993 is the last year for 2.8's in S10/S15 Sonoma