Description (page 2 of 2)

Make

Fiat

Model

Scudo Factory Service Manual

Year

1996–2006

Section

Engine

00 Introduction and technical dataDescription · page 2 of 2

F1	1581 SPI
DESCRIPTION	Values in mm
3 [icon: balance scale] Difference in weight between pistons	± 2,5 g
3-1 [icon: dimension lines] Piston - Cylinder bore	0,030 ÷ 0,050
3 [image: piston with gudgeon pin housing dimension] Gudgeon pin housing Ø	21,997 ÷ 22,001
4 [image: piston with gudgeon pin dimension] Ø	21,995 ÷ 21,990
Gudgeon pin Ø [logo: FIAT]	-
4-3 [icon: dimension lines] Gudgeon pin - Housing	0,002 ÷ 0,011
3 [image: piston with ring grooves] Piston ring grooves	1 1,535 ÷ 1,555
	2 1,760 ÷ 1,780
	3 3,020 ÷ 3,040
5 [image: piston with rings and L dimension] Piston rings	1 1,475 ÷ 1,490
	2 1,725 ÷ 1,740
	3 2,975 ÷ 2,990
	Ø [logo: FIAT] >	0,4
5-3 [icon: dimension lines] Piston rings Piston ring grooves	1 0,045 ÷ 0,080
	2 0,020 ÷ 0,055
	3 0,030 ÷ 0,065
5-1 [icon: dimension lines] Opening at end of piston rings in cylinder bore	1 0,20 ÷ 0,40
	2 0,30 ÷ 0,50
	3 0,25 ÷ 0,50

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01 General