manifold photo

C20XE (red top): 2000, 16v, 7°

4535-45 Big Bore  Weber DCOE or Dellorto DHLA
4535-48 Big Bore  Weber DCOE or Dellorto DHLA

For ease of fitting, the thermostat connecting tube is cast integrally
Fitting pack, o-ring blocks, o-rings, stud pack, included.

Dimensions: h=26mm ; l=69mm ; angle = 28°
Threads: Servo 16 x 1.5mm; Water 28mm tube; Temp 10 x 1mm

manifold photo

KADETT

4550-45  Weber DCOE or Dellorto DHLA

Fitting pack, o-ring blocks, o-rings, stud pack, included.

Dimensions: h=85mm ; l=102mm ; angle = 10°
Threads: Servo 1⁄4 BSP

manifold photo

1200 & 1300: NOVA, ASTRA, KADETT, CORSA

4560-40  Weber DCOE or Dellorto DHLA

Note: Arch-shaped Ports, includes alternator bracket.
Fitting pack, o-ring blocks, o-rings, stud pack, included.

Dimensions: h=24mm ; l=72mm ; angle = 1°
Threads:Servo 16 x 1.5mm; Water 18 x 1.5mm; Temp 10x1mm

manifold photo

ASTRA 1600 & 1800, KADETT D or E (to 1987)

4561-45 Weber DCOE or Dellorto DHLA

Note: Includes alternator bracket
Fitting pack, with o-ring blocks, o-rings and stud pack, included.

Dimensions: h=10mm ; l=65mm ; angle = 1°
Threads: Servo 16 x 1.5mm

manifold photo

CAVALIER 1800 (to 1987), ASCONA

4562-45 Weber DCOE or Dellorto DHLA

Note: Includes new engine mount &alternator bracket.
Fitting pack, with o-ring blocks, o-rings and stud pack, included.

Dimensions: h=10mm ; l=65mm ; angle = 1°
Threads: Servo 16 x 1.5mm

manifold photo

NOVA 1.6 GTE, CORSA A GSI

4563-40 Weber DCOE or Dellorto DHLA
4563-45 Big Bore Weber DCOE or Dellorto DHLA

Note: Round Ports, includes alternator bracket.
Fitting pack, with o-ring blocks, o-rings and stud pack, included.

Dimensions: h=23mm ; L=72mm ; angle = 1°
Threads: Servo 16 x 1.5mm: Water 18 x 1.5mm. Temp 10x1mm

manifold photo

ASTRA 1.6, KADETT 1.6E (1988 on), CAVALIER MK III, VECTRA A 1.6 & A 1.4, CORSA A, NOVA 1.4

4564-40 Weber DCOE or Dellorto DHLA

Note: Square Ports, includes alternator bracket
Fitting pack, with o-ring blocks, o-rings and stud pack, included..

Dimensions: h=27mm ; l=73mm ; angle = 1°
Threads: Servo 16 x 1.5mm: Water 18 x 1.5mm. Temp 10x1mm

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manifold photo

2 LITRE 8 VALVE OHC

4567-45 Big Bore Weber DCOE or Dellorto DHLA

Fitting pack, with o-ring blocks, o-rings and stud pack, included.

Dimensions: h=21mm ; l=82mm ; angle = 1°
Threads: Servo 1⁄4 BSP

manifold photo

1600 & 1900: MANTA, ASCONA

4570-40 Weber DCOE or Dellorto DHLA
4570-45 Big Bore Weber DCOE or Dellorto DHLA
4570-48 Big Bore Weber DCOE or Dellorto DHLA

Fitting pack, with o-ring blocks, o-rings and stud pack, included.

Dimensions: h=22mm ; l=110mm ; angle = 11.5°
Threads: Servo 1⁄4 BSP

manifold photo

MANTA 2.4

4578-45 Big Bore Weber DCOE or Dellorto DHLA
4578-48 Big Bore Weber DCOE or Dellorto DHLA

Fitting pack, with o-ring blocks, o-rings and stud pack, included.

Dimensions: h=23mm ; l=108mm ; angle = 11°